Answers
This question is incomplete, the complete question is;
The enthalpy change for the reaction between two molecules of carbon oxysulfide (COS) to form one molecule of CO₂ and one molecule of CS₂, as shown below, is -3.2 x 10⁻²⁴ kJ per molecule of COS.
The bond energy for the C-S bond in C=S has been determined to be 552 kJ/mol.
What is the apparent bond energy of a carbon-sulfur bond in COS?
NOTE: A C=O bond adjacent to another double bond is not the same as a C=O bond that is not adjacent to another double bond.
Answer:
The apparent bond energy of a carbon–sulfur bond is 550.1 kJ/mole
Explanation:
Given the data in the question and the figure 8.122 in the image below;
the given reaction can be written as follows;
2COS -----→ CO₂ + CS₂
Δ\(H_{rxn}\) = ∑ Bond Energy ( reactants) - ∑ Bond Energy (products)
= [ (2 × C=O) + (2 × C=S) ] - [ (2 × C=O) + ( 2 × C=S) ]
we know that;
Δ\(H_{rxn}\) = -3.2 x 10⁻²⁴ kJ per molecule
= -3.2 x 10⁻²⁴ kJ × 2 × 6.023 × 10²³ kJ/mole
= -3.85 kJ/mole
Hence;
-3.85 kJ/mole = (2 × C=S)\(_{reactant}\) - ( 2 × C=S)\(_{product}\)
-3.85 kJ/mole = (2 × C=S)\(_{reactant}\) - ( 2 × 552 kJ/mole)
(2 × C=S)\(_{reactant}\) = -3.85 kJ/mole + 1104 kJ /mole
(2 × C=S)\(_{reactant}\) = 1100.15 kJ/mole
2 × ( C=S)\(_{reactant}\) = 1100.15 kJ/mole
( C=S)\(_{reactant}\) = 1100.15 kJ/mole / 2
( C=S)\(_{reactant}\) = 550.1 kJ/mole
Therefore, the apparent bond energy of a carbon–sulfur bond is 550.1 kJ/mole
The apparent bond energy of a carbon-sulfur bond in COS is equal to 550.08 kJ/mol.
Given the following data:
Enthalpy change of reaction = \(-3.2 \times 10^{-24}\;kJ/mol.\)Bond energy of C=S = 552 kJ/mol.Scientific data:
Avogadro's number = \(6.02 \times 10^{23}\)To determine the apparent bond energy of a carbon-sulfur bond in COS:
First of all, we would write a balanced chemical equation for the chemical reaction as follows:
\(2COS \rightarrow CO_2 + CS_2\)
The enthalpy change of two (2) moles of COS is:
\(\Delta H_{rxn} = -3.2 \times 10^{-24}\times 2 \times 6.02 \times 10^{23}\\\\\Delta H_{rxn} =-3.85\;kJ/mol.\)
Mathematically, the enthalpy change of a chemical reaction is given by this equation:
\(\Delta H_{rxn} = \sum Bond\;Energy_{(reactansts)} - \sum Bond\;Energy_{(products)}\\\\\Delta H_{rxn} = [(2\times C=O)+ (2\times C=S)]- [(2\times C=O)+ (2\times C=S)]\)
Substituting the parameters into the equation, we have;
\(-3.85 = (2\times C=S)- [2\times 552]\\\\(2\times C=S)=1104-3.85\\\\(2\times C=S)=1100.15\\\\(C=S)=\frac{1100.15}{2} \\\\(C=S)=550.08\;kJ/mol\)
Therefore, the apparent bond energy of a carbon-sulfur bond in COS is equal to 550.08 kJ/mol.
Read more: https://brainly.com/question/13197037
Complete Question:
The enthalpy change for the reaction between two molecules of carbon oxysulfide (COS) to form one molecule of \(CO_2\) and one molecule of \(CS_2\), as shown below, is \(-3.2 \times 10^{-24}\) kJ per molecule of COS. The bond energy for the C-S bond in C=S has been determined to be 552 kJ/mol. What is the apparent bond energy of a carbon-sulfur bond in COS?
[Note: A C=O bond adjacent to another double bond is not the same as a C=O bond that is not adjacent to another double bond.]
Related Questions
7.5 L of a gas at 2 ATM and a temperature of 75°C is changed and volume to 3.4 L and a pressure of .5 ATM what is the new temperature
Answers
Answer:
Explanation:
Combined Gas Law
T2= T1P2V2/ (P1V1) = 348.15 X .5 X 3.4/(2 X 7.5) =39.46 K or -233.69C
A loaf of bread is baking in a pan in a 350°F oven. A baker wants to remove the bread. Which of these has high thermal conductivity and is MOST likely to cause a burn to the hand if the baker is not careful?
Answers
The metal pan has high thermal conductivity and is most likely to cause a burn to the hand if the baker is not careful.
Along with carbonaceous graphite and graphene diamond is the best thermal conductor at room temperature with thermal conductivity of over 2,000 Watts, meter per Kelvin. That's five times more than the best metals like copper. Solid ice molecules are tightly packed together. Therefore, the collisions between particles become stronger, and the heat transfer increases.
The most conductive element is silver, followed by copper and gold. Silver also has the highest thermal conductivity of any element and the highest light reflectance. Thermal conductivity can be defined as the rate at which heat is transferred by conduction through a unit cross-sectional area of a material when a temperature gradient emerges perpendicular to the area.
Learn more about Thermal conductivity here:-https://brainly.com/question/11213835
#SPJ1
When Thomas Edison first sold electricity, he used zinc coulometers to measure charge consumption. (In a coulometer the cathode is weighed before a current is passed through it, and then again after the passage of current. The weight increase is proportional to the amount of current that flows through the cathode.) If the zinc plate in one of Edison's coulometers increased in mass by 7.85 g, how much charge had passed through it
Answers
When the zinc plate in one of Edison's coulometers increased in mass by 7.85 g, the amount of charge that had passed through it is 23,173 C.
Ionization of zinc
The zinc metal will ionize as shown below;
Zn²₊ + 2e⁻ → Zn
The molar mass of zinc metal is given as 65.38 g/mol
Amount of charge passed through 65.38 g/molAmount of charge that will deposite the given mass of zinc is calculated as follows;
e⁻ = 96500 C
2e⁻ = 2 x 96500 C = 193,000 C
Amount of charge passed through 7.85 g65.38 g -------> 193,000 C
7.85 g -----------> ?
= (7.85 x 193,000)/(65.38)
= 23,173 C
Thus, when the zinc plate in one of Edison's coulometers increased in mass by 7.85 g, the amount of charge that had passed through it is 23,173 C.
Learn more about electrolysis here:https://brainly.com/question/25712870
Which of these are effects of environmental change on populations? Check all that apply.
Answers
The statement "when a bottle of soda was opened, bubbles rapidly appeared in the liquid and were given off at the surface" can be categorized as an observation.
Observation refers to the act of noticing or perceiving something through the senses. In this case, the statement describes a specific event that was directly observed: the opening of a bottle of soda and the rapid appearance of bubbles in the liquid, which were then given off at the surface. This observation describes a phenomenon that can be witnessed and measured.
The appearance of bubbles when a bottle of soda is opened is a well-known and predictable occurrence. It can be explained by the principles of gas solubility and pressure.
The soda contains dissolved carbon dioxide (CO2) under high pressure, which is responsible for the carbonation. When the bottle is opened, the sudden release of pressure causes the dissolved CO2 to come out of solution, forming bubbles. These bubbles then rise to the surface and are released into the air.
While this statement captures an observed phenomenon, it does not propose a general principle or provide a comprehensive explanation of the underlying mechanisms. Therefore, it does not qualify as a law or theory, but rather as an observation based on direct sensory perception.
for such more questions on liquid
https://brainly.com/question/13116910
#SPJ8
Calculate the average kinetic energies of CH4g and N2 g molecules at 273 K and 546K
Answers
Answer:
Average kinetic energy of gases, which is derived from the RMS (root mean square speed) and KE equation, can be solved as:
It appears that the average KE of gases is dependent on the temperature which means that all gases will have the same KE as long the temperature is the same
URGENT HELP!!!!
Which of the following experimental plans will test the effects of pressure on a reaction with gases and what is
the expected result?
A Keep temperature constant and increase the pressure of the reaction; reaction rate will increase.
B Keep pressure constant and increase the temperature of the reaction; reaction rate will decrease.
C Keep temperature constant and decrease the pressure of the reaction; reaction rate will increase.
D Keep pressure constant and decrease the temperature of the reaction; reaction rate will increase.
Answers
A) Keep temperature constant and increase the pressure of the reaction; reaction rate will increase.
Explanation:The temperature and pressure of a reaction will affect the rate of reaction.
Pressure
Pressure and the rate of reaction have a direct relationship. This means that as one increases, so does the other. So, if the pressure increases. then the rate of reaction will also increase. This is due to the number of collisions. As pressure increases, the number of collisions between molecules increases. This causes the reaction to occur faster. Thus, the rate of reaction increases.
Temperature
Kinetic energy and temperature are proportional. This means that as temperature increases, so does kinetic energy. This leads to temperature and rate of reaction also having a direct relationship. So, temperature and rate of reaction increase and decrease together. This is due to the fact that when temperature increases, the energy of the molecules increases. This leads to an increased number of collisions. As stated above, more collisions lead to a faster reaction.
A titer is a measured relationship between the volume of the titrant used and the mass of an analyte in the sample. It is used when trials will have different starting quantities of analyte. It is used to predict the endpoint of subsequent trials and will make your data more precise. Titers also serve as internal monitors of your technique.
Consider the following theoretical data.
mass of analyte 1.392
Vi (mL) 0.10
Vf (mL) 22.44
Volume delivered 22.34
Titer: (mL Titrant /g analyte) ___________
Answers
Considering the theoretical data, The Titer is 15.98 (mL Titrant /g analyte)
To calculate the titer, we need to determine the ratio of the volume of titrant used (in mL) to the mass of the analyte (in grams).
In the given theoretical data, the mass of the analyte is 1.392 grams, the initial volume of the titrant (Vi) is 0.10 mL, the final volume of the titrant (Vf) is 22.44 mL, and the volume delivered is 22.34 mL.
To calculate the titer, we use the formula:
Titer = (Volume delivered - Vi) / mass of analyte
Titer = (22.34 mL - 0.10 mL) / 1.392 g
Titer ≈ 22.24 mL / 1.392 g
Titer ≈ 15.98 mL/g
Therefore, the titer is approximately 15.98 mL/g. This ratio represents the volume of titrant used per gram of the analyte. It helps in predicting the endpoint of subsequent trials and serves as an internal monitor of the technique used in the titration process. Having a precise titer value enhances the accuracy and precision of the data obtained from the titration experiments.
Know more about titration process here:
https://brainly.com/question/186765
#SPJ8
Which of these is an example of a physical property?
A. Iron combines with oxygen to rust.
B. Potassium reacts in water to form a base.
C. Sodium metal is soft and malleable.
D. Sodium ignites when placed in water.
Answers
How many electrons are associated with a sodium (Na) atom that has a netcharge of +1?
Answers
ANSWER
Option B
EXPLANATION
A sodium atom has equal number of protons and electrons. This is because a sodium atom is electrically stable
When a sodium atom participates in a chemical reaction, it automatically become a sodium ion because it wants to attain it octet structure.
When a sodium ion is formed then the one electron has been lost
Recall, that the number of protons of a sodium atom is 11.
Since the number of electrons is equal to the number of protons, then the number of electrons for a soidum atom is 11
For a sodium ion, the number of electron is 10 because it has lost an electron to attain it octet structure
Hence, the correct answer is 10 (Option B)
What is the difference between the normal boiling point of water and the temperature at which water might boil?
Answers
Answer:
Normal boiling point is a standard boiling point at sea level highet that is 100 c°
but the temperature at which water boils may vary with different factors like increasing pressure in pressure cooker.
And it decreases with increase in height.
Explanation:
The boiling point of a liquid is the temperature at which its vapor pressure is equal to the pressure of the gas above it. The normal boiling point of a liquid is the temperature at which its vapor pressure is equal to one atmosphere (760 torr).
Normal boiling point is a standard unit and the highest is 100 c° at sea level but the temperature at which water boils and the temperature may vary with respect to different factors.
what is boiling point ?The boiling point is defined as the temperature at which the liquid vapor pressure is equal to the external pressure surrounding the liquid.
The boiling point of a liquid depend on atmospheric pressure.
When external pressure is reduced, the boiling point will be lowered. For example at sea level the boiling point of water is 100 C but when we go to 6,600 feet the boiling point become 93.4 C
The standard boiling point is defines as the temperature of boiling under 1 bar of pressure.
Learn more about boiling point, here:
https://brainly.com/question/2153588
#SPJ2
Arrange the aqueous solutions from the most acidic to the most basic, at 25 C.
Acidic
[OH | = 1x 10^-7 M
[OHT|=1× 10^-9 M
[H"] = 1 x 10^-3 M
pH = 11
Answers
Answer:
See explanation below
Explanation:
If [OH | = 1x 10^-7 M then [H^+] = 1 * 10^-14/1x 10^-7 = 1x 10^-7 M
pH = - log [H^+] = -log [1x 10^-7]
pH = 7
If [OH | = 1x 10^-9 M then [H^+] = 1 * 10^-14/1x 10^-9 = 1x 10^-5 M
pH = - log [H^+] = -log [1x 10^-5]
pH = 5
[H^+] = 1 x 10^-3 M
pH = - log [H^+] = -log [1x 10^-3]
pH = 3
Hence the decreasing acidity;
pH 3 > pH 5 > pH 7 > pH 11
The most acidic is pH 3 while the most basic is pH 11
The given aqueous solutions begin from the most acidic to the most basic at a given temperature of 25°C would be:
pH 3 > pH 5 > pH 7 > pH 11
The pH scale is employed to denote the nature of a substance in the form of its acidic or basic properties. A pH level below 7 denotes the substance to be acidic while 7 stands for neutral and more than that denotes basic. In order to check the acidic or basic nature of given substances, they need to be converted into pH form through the formula:
\([OH | = 1\)x \(10^-7 M\)
so,
\([H^+] =\) \(1\) × \(10^-14/1\)x \(10^-7\)
\(= 1\) x \(10^-7 M\)
\(pH = - log [H^+]\)
\(= -log [1\) x \(10^-7\)}
∵ pH = 7
Similarly, the others we get as:
pH = 5
pH = 3
and pH = 11
As we know the lower the rank, the more acidic the solution is.
Thus, the correct arrangement from acidic to basic would be pH 3 > pH 5 > pH 7 > pH 11
Learn more about "Solution" here:
brainly.com/question/1580914
LAPTOP CART 3
COMPUTER 15
Match the group with it's correct group name.
Group Name
1. alkaline earth metals
2. halogens
3. transiton metals
4. carbon family
5. noble gases
6. alkali metal
7. boron family
8. nitrogen family
9. oxygen family
Periodic Table Quiz
Group
a 1 or IA
-configuration
b. 2 or 2A
c. 3 or 3A
d.
14 or 4A
15 or SA
f. 16 or 6A
17 or 7A
b. 18 or SA
3B to 2B
Answer the following questions.
10. How many valence electrons do the halogens have in their valence shell?
11.How many valence electrons do the alkali metals have in their valence shell?
12. The maximum of valence electrons is?
13. The principle that the properties of the elements are arranged in increasing order of
their atomic numbers is called the
14. The group of eight electrons filling the s and p orbitals of the higher-most energy
level of an atom is called
15. Give the noble gas for Al
16. Give the configuration for Ca
17. Give the configuration for Ca ion
18. Give the configuration for the elements that are isoelectronic with Neon (Ne) when
they form a l' ion element name
e-configuration
e-configuration
19.
1-ion element name
20. Which group of elements is the least reactive?
fout act
l
wwww yo
WHEAT AND
Answers
Group 1 (Alkali Metals)
Group 2 (Alkaline Earth Metals)
Group I: Lithium and sodium make up the elements.
Chlorine and bromine are the elements in Group I7.
Neon and argon are the elements in Group I8.
What are halogens?
The only periodic table group with elements in all three of the primary states of matter at standard pressure and temperature—though not much above room temperature—is the group of halogens. In groups 1 and 15, the same holds true if white phosphorus is assumed to be the standard state.
All of the halogens react with hydrogen to create acids.
Minerals or salts are often used to manufacture the majority of halogens.
To know more about halogens, click the link given below:
brainly.com/question/11156152
#SPJ1
Hey....Tell me
What is the molecular weight of carbon dioxide??
follow me....
Answers
Answer:
44 g/mol
Explanation:
What is the structural formula of CF2Br2
Answers
Answer:
Dibromodifluoromethane
Explanation:
6. How many moles are in 8.30 x 1023 molecules of CO₂?
a.
b.
C.
d.
1.37
2.8
55.5
100
Answers
How many atoms are in 12 g of Carbon-12 (12C)?
Answers
There are approximately 6.022 × 10^23 atoms in 12 grams of Carbon-12 (12C).
The number of atoms in a given amount of a substance can be calculated using Avogadro's number, which represents the number of atoms or molecules in one mole of a substance. Avogadro's number is approximately 6.022 × 10^23.
Carbon-12 is a specific isotope of carbon, with an atomic mass of 12 atomic mass units (amu). One mole of Carbon-12 has a mass of 12 grams. Since one mole of any substance contains Avogadro's number of particles, in the case of Carbon-12, it contains 6.022 × 10^23 atoms.
Therefore, if we have 12 grams of Carbon-12, which is equal to one mole, we can conclude that there are approximately 6.022 × 10^23 atoms in this amount of Carbon-12.
In summary, 12 grams of Carbon-12 contains approximately 6.022 × 10^23 atoms. Avogadro's number allows us to relate the mass of a substance to the number of atoms or molecules it contains, providing a fundamental concept in chemistry and enabling us to quantify and understand the microscopic world of atoms and molecules.
for such more questions on atoms
https://brainly.com/question/6258301
#SPJ8
you need to calculate the enthalpy change (A H0) of the reaction A + 1/2B > C how can the enthalpies given for the reaction steps below be combined to give the overall change in enthalpy? A+B > D AH01 C + 1/2B >D AH02
Answers
Reverse the second reaction and substract the the second reaction from first to get the reaction A + 1/2B → C and enthalpy change.
What is enthalpy ?Enthalpy is a thermodynamic system's internal energy total as well as the volume times pressure ratio. Enthalpy is a property and state function that resembles energy; it has the same dimensions as energy and derives its value solely from the system's composition, temperature, and pressure, not from its past.
Enthalpy, denoted by the symbol H, is a combination of all the internal energy, denoted by E, plus the product with the pressure and volume, denoted by PV. The shift in internal energy corresponds to the heat transmitted to, lower the work performed by, the system, in accordance with the principle of energy conservation.
A+B → D ΔH₀₁
C + 1/2B → D ΔH₀₂
Reverse the second reaction and substract the the second reaction from first to get the reaction A + 1/2B → C and enthalpy change.
Therefore, reverse the second reaction and substract the the second reaction from first to get the reaction A + 1/2B → C and enthalpy change.
To know more about enthalpy, here:
https://brainly.com/question/24170335
#SPJ7
Assume that the temperature is held constant and determine the volume of the helium at 792 mmHg ? Express your answer to three significant figures and include the appropriate units.
Answers
The volume of the helium gas at 792 mmHg is 1652 mL.
What is the relationship between the volume and pressure of a gas at constant temperature?The relationship between the volume and pressure of a gas at constant temperature is given by Boyle's law.
Boye's law states that the volume of a given mass of gas is inversely proportional to its pressure provided the temperature is kept constant.
Mathematically, Boyle's law is given below as follows:
P₁V₁ = P₂V₂where:
P₁ = the initial pressure of the gasV₁ = the initial volume of the gasP₂ = the final pressure of the gasV₂ = the final volume of the gasSolving for the final volume of the gas, V₂
V₂ = P₁V₁ / P₂
P₁ = 719 mmHg
V₁ = 1820 mL
P₂ = 792 mmHg
final volume, V₂ = 719 * 1820 / 792
final volume, V₂ = 1652 mL
Learn more about Boyle's law at: https://brainly.com/question/1696010
#SPJ1
Complete question:
A sample of helium occupies 1820 mL at 719 mmHg. Part A Assume that the temperature is held constant and determine the volume of the helium at 792 mm Hg? Express your answer with the appropriate units.
Formaldehyde has a wide range of uses, many of them in manufacturing. Its chemical formula is CH₂O. The model below represents formaldehyde.
Based on the model, which statement best describes formaldehyde molecules?
A. Formaldehyde molecules form an extended structure and cannot freely move past each other.
B. Formaldehyde molecules do not form an extended structure and can freely move past each other.
C. Formaldehyde molecules do not form a repeating pattern and cannot freely move past each other.
D. Formaldehyde molecules form a repeating pattern and can freely move past each other.
Answers
Answer: B
Explanation: Formaldehyde molecules do not form an extended structure and can freely move past each other
Which of these will water NOT dissolve?
A.An oily cell membrane
B. sugar
C. proteins with ionic and polar surfaces
D. oxygen gas molecules
Answers
Hope it is Helpful to you
White light can be separated into a spectrum
of colors because each color of light
Answers
if a student can run 5.5 mph, how long will it take the student to run 3.2 km
Answers
Answer: 13.5 minutes to run 3.2 km.
Explanation: To solve this problem, you need to convert the distance from kilometers to miles and the speed from miles per hour to kilometers per hour. 3.2 km is approximately 1.988 miles and 5.5 mph is approximately 8.851 kph. To find the time it takes to run 1.988 miles at 8.851 kph, you can use the formula time = distance ÷ speed. Plugging in the values, you get time = 1.988 miles ÷ 8.851 kph, which simplifies to approximately 0.225 hours or 13.5 minutes.
Therefore, it will take the student approximately 13.5 minutes to run 3.2 km.
Which part of the cell is the cathode? 1 2 3 5
Answers
Answer:
its 2
Explanation:
because electrons flow from anode to cathode always, and as you can see the electrons are flowing from number 1 which is the anode to number 2 which is cathode
25 POINTS
Part C
Record what you observe in these images showing the banks of the Dead Sea.
Answers
One of the most significant characteristics of the Dead Sea is its salinity level. The images show the rock salt deposits on the shore.
What are the characteristics of the characteristics of the Dead sea?
Location
The dead dea is the most salty landlocked lake on the Earth surface. It is located in the middle East, between Israel and Jordania. Its nort-south length is about 80 km and its east-west wide varies between 7 and 20 km.
AfluentThe Jordan river is the most significan afluent on the Dead Sea, from which it receives most of its water.
Water levelThe Dead Sea is the deepest and lowest water body on the Earth, being its surface level 400 mt below the sea level.
Due to different reasons, during the last decades, there was a sharp and continuous drop in the water level. For this reason the lake surface is decreasing year after year.
SalinityAmong its many characteristics, one of them -and probably the most notorious one- is the salinity. The percentage of dissolved salts in the lake is much higher than the one recorded in the oceans, seas or lakes of the globe. Its value is between 8 and 10 times higher the salt level of oceans.
The salts present in the lake are chlorine, magnesium, sodium, calcium, potassium, bromine and sulfur. Their concentration vary according to the strate and deph, but it tends to increase toward the lake’s bottom. The high salinity level provides an oily aspect, bleach taste, and extreme density.
Several rock salt deposits can be seen on the shore and near it. Salt columns can also be seen in deepest areas. These structures are becomming more common with time, as water evaporates, water provision from afluent sources decreases, and salinity near the surface increases.
Forms of lifeMainly due to the extreme salt level, which turns to be lethal, almost no forms of life inhabit these waters. Only some bacteria species and one algae species can be found in the water, and some plant species near the coasts.
What we can observe in these images are the rock salt deposits on the shore.
You can learn more about the Dead Sea at
https://brainly.com/question/11851245
https://brainly.com/question/26055281
At a certain temperature it is found that 1.83 moles of H2, 2.33 moles of 02 and 3.95 moles of H2O are in equilibrium in a 8.1 L container according to the reaction below. What is the equilibrium constant?
2 H2 (g) + 02 (g) = 2 H20 (g)
Keep extra significant figures during the calculation and round your answer to 1 decimal place.
Answers
0.6 is the equilibrium constant for the given reaction.
To calculate the equilibrium constant (K) for the given reaction, we need to use the molar concentrations of the reactants and products at equilibrium. The equilibrium constant expression is given by:
\(K= [H_{2}O]^{2} / ([H_{2}^{2} * [O_{2}])\)
Given the moles of H2, O2, and H2O in the 8.1 L container, we can convert them to molar concentrations by dividing the number of moles by the volume:
[H2] = 1.83 moles / 8.1 L
[O2] = 2.33 moles / 8.1 L
[H2O] = 3.95 moles / 8.1 L
Substituting these values into the equilibrium constant expression, we have:
K = \((3.95 / 8.1)^{2}\) / (\((1.83 / 8.1)^{2}\) * (2.33 / 8.1))
Evaluating this expression and rounding to one decimal place, we find the equilibrium constant to be:
K ≈ 0.6
Therefore, the equilibrium constant for the given reaction is approximately 0.6.
Know more about equilibrium constant here:
https://brainly.com/question/3159758
#SPJ8
Question 6: Types of Molecular Shapes (3 points) Identify the following molecular shapes. (0.5 points per answer) for each letter.
Answers
The molecular shape of each of the molecule is given below.
A. Tetrahedral
B. Bent shape
C. Pyramidal
D. Trigonal planar
E. Linear
F. Linear
what are molecules?A molecule is described as a group of two or more atoms held together by attractive forces known as chemical bonds.
Theories of molecular shape helps us to determine the molecular shapes of each element shown.
The theory used to determine the molecular shape of the molecules is called the Valence Shell Electron Pair Repulsion Theory or VSEPR Theory.
One way to explain the shape of a molecule is called the Valence Shell Electron Pair Repulsion Theory or VSEPR Theory. We think of the valence electrons as occupying orbitals which are similar in shape to party balloons.
Learn more about molecular shapes at: https://brainly.com/question/25334964
#SPJ1
Solve 9 × 5 8 what is the anser
Answers
Answer:
522
Explanation:
9 time 8 is 72, 7 carryover on 5 and 9 times 5 is 45 plus 7 carry over which is equal to 52. Therefore answer becomes 522.
by what factor is the average kinetic energy of the particles as a substance decreased if the temperature is decreased from 819 °C to 0°C
Answers
The average kinetic energy of the particles is reduced by a factor of (723/819)2 = 0.60, assuming the substance is an ideal gas.
What is kinetic energy?The energy an object possesses as a result of its motion is known as kinetic energy. It is described as the effort required to move a mass-determined body from rest to the indicated velocity. The relationship between kinetic energy and an object's mass and square of its velocity is direct.
When an object is moving, it has kinetic energy, which is computed using the formula KE = 1/2mv2, where m is the object's mass and v is its velocity. Calculating the amount of energy required to halt a moving object is just one practical use for the fundamental physics idea of kinetic energy.
Learn more about kinetic energy here:
https://brainly.com/question/25959744
#SPJ1
Which type of chemical reaction is condensation?
Match the words in the left column to the appropriate blanks in the sentences on the right.
Answers
Condensation is a chemical reaction of synthesis. It represents two organic molecules producing one organic molecule and a water molecule.
What are condensation reactions?Condensation reactions are reactions in which two or more substances combine together chemically to produce a larger molecule with the elimination of a small molecule such as water, ammonia, or HCl.
Condensation reactions are important reactions in the formation of polymers.
Polymers are large organic molecules that are composed of smaller repeating units known as monomers.
An example of a condensation reaction is the reaction in which two amino acids are linked together by a peptide bond to form a dipeptide. A water molecule is also eliminated.
Learn more about condensation reaction at: https://brainly.com/question/4043946
#SPJ1
Which severe weather event is most likely to occur when glaciers melt at a faster than usual rate? Floods Hurricane Lightning Winter weather