How do I convert this equation to a skeleton equation?
Methane gas + oxygen gas carbon dioxide + water

The value of Kp for the given reaction is 12.2 atm. We can find it in the following manner.

PART A:

The hydrolysis reaction of antimony trichloride can be written as follows:

SbCl₃ + 3H₂O ⇌ Sb(OH)₃ + 3HCl

The equilibrium constant expression for this reaction can be written as:

K = [Sb(OH)₃][HCl]³ / [SbCl₃][H₂O]₃

The concentration of SbCl₃ is given as 0.046 M, and the concentration of HCl is given as 2.1 M. Assuming the volume of water used for dilution is negligible, the concentration of H2O can be considered to be 55.5 M (at 25 ˚C). The concentration of Sb(OH)₃ can be calculated using the stoichiometry of the reaction:

0.046 M SbCl3 x (1 mol Sb(OH)3 / 1 mol SbCl₃) = 0.046 M Sb(OH)₃

Substituting the given values into the equilibrium constant expression, we get:

K = (0.046 M) x (2.1 M)³ / (1)³x (55.5 M)³

K = 1.7 x 10⁻¹⁰

Therefore, the equilibrium constant, K, for the hydrolysis of antimony trichloride is 1.7 x 10⁻¹⁰.

PART B:

To calculate Kp for the given reaction, we can use the relationship between Kc and Kp, which is:

Kp = Kc(RT)^Δn

where R is the gas constant (0.0821 L atm mol⁻¹ K⁻¹), T is the temperature in Kelvin, and Δn is the difference between the total number of moles of gaseous products and the total number of moles of gaseous reactants.

In this case, Δn = (2 - 1 - 1) = 0, since the total number of moles of gaseous products (2 moles of NOBr) is equal to the total number of moles of gaseous reactants (1 mole of N2, 1 mole of O2, and 1 mole of Br2).

Substituting the given values into the equation for Kp, we get:

Kp = (448)(0.0821 L atm mol^-1 K⁻¹)(296 K)⁰

Kp = 12.2 atm

Therefore, the value of Kp for the given reaction is 12.2 atm.

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Answer:

the stickle backs have less armor so they can catch prey and escape from predator

Explanation:

It makes them run faster so they catch their prey and escape from predator.

it makes them to be free from all the predators around them.

When an energetic particle shoots through matter, it leaves behind a trail known as an ionization track.

The ionization track is a path of ionized atoms or molecules created by the interaction of the particle with the atoms or molecules of the material it passes through. This process is primarily observed in high-energy particles, such as alpha particles, beta particles, or cosmic rays.

As the energetic particle moves through the matter, it collides with the atoms or molecules in its path, transferring energy to them. These collisions can displace electrons from the atoms or molecules, resulting in the formation of positively charged ions and free electrons. The ionization track is formed by these ionized particles, which can then go on to cause further ionization along their paths.

The size, shape, and density of the ionization track depend on various factors, including the energy and type of the incident particle, as well as the properties of the material being traversed. In certain cases, the ionization track can be visualized using specialized techniques, such as cloud chambers or particle detectors, which allow scientists to study and analyze the behavior of energetic particles and understand their interactions with matter.

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From the structure of SF4 shown, the molecular geometry of the molecule is trigonal bipyramidal.

The term molecular geometry has to do with the arrangement of the electron pairs in a molecule.

The arrangement of electron pair in a molecule is based on the valence shell electron pair repulsion theory.  From the structure of SF4 shown, the molecular geometry of the molecule is trigonal bipyramidal.

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Answer:

L-Arginine

Explanation:

L-arginine is an essential amino acid that have the effects on growth hormone secretion and nitric oxide production.

Among the given substances, \(Na_{3} PO_{4}\) would decrease the vapor pressure the most because it produces the greatest number of solute particles (four ions) per mole dissolved in water. \(PbSO_{4}\) would have the least effect on the vapor pressure because it only dissociates to a very small extent in water.

The substance that would decrease the vapor pressure the most when one mole is added to an equal amount of water is \(PbSO4\) (lead(II) sulfate). This is because \(PbSO4\) is an insoluble substance, meaning that it will not dissociate into ions when added to water. As a result, it will not contribute to the total number of particles in the solution, leading to a decrease in vapor pressure. In contrast, the other substances listed are all soluble and will dissociate into ions when added to water, increasing the total number of particles in the solution and resulting in a smaller decrease in vapor pressure compared to \(PbSO4\).

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Answer:

New volume V2 = 96 ml

Explanation:

Given:

Old volume V1 = 100 ml

Old pressure P1 = 1.92 atm

New pressure P2 = 2 atm

Find:

New volume V2

Computation:

Using Boyle's Law

P1V1 = P2V2

(1.92)(100) = (2)(V2)

V2 = 96

New volume V2 = 96 ml

Answer:

Beta Particals

Explanation:

Beta particles are lighter than alpha particles, and they have a greater ability to penetrate other materials. A thin sheet of metal or plastic or a block of wood can stop beta particles.

Answer:

It can mean "boardwalk" or a "board of a school."

~Mia Sedillo~

Answer:

Because according to VSEPR theory lone pair occupies more space than bond pair.

Explanation:

Lone pair of electrons repels from bonded pair of electrons than that between bond pair of electrons itself. Hence, molecules attain a geometry in which the repulsive force is minimum.

The lone pair of electrons are pair of electrons which are not involved in bonding in any occasion but can be donated through coordinate bonds in some compounds.

Oxygen, nitrogen  etc. contains lone pair of electrons. According to VSEPR theory, the lone pair -lone pair repulsion > lone pair -bond pair > bond pair-bond pair repulsion.

Therefore, these electron pairs are aligned around the central atom in such a way that the repulsive force between the electron clouds are minimized.

For example, if consider hybridization of water molecule, it must acquire a tetrahedral  shape, but the lone pairs will align axial  and will assume a bent shape.

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Answer:

3

Explanation:

You have to balance the atoms. On the right side there are 6 oxygen. In order to get the other side even you need a 3 coeficcient to get 6 oxygen on the left. That is the best way I can explain it.

There were approximately 128.94 g of ZnSO4 and 109.34 g of CoSO4 present in the original solution.

Electroplating is the process of coating a metal object with a thin layer of another metal by means of electrolysis. In an electrolytic cell with a solution of a salt of the metal to be deposited, the item to be plated is made the cathode (negative electrode).

The electroplating of Zn and Co from the solution involves the transfer of electrons from the cathode to the metal ions in the solution, which results in the deposition of the metals on the cathode. The amount of electricity required for this process is proportional to the amount of metal ions present in the solution, which in turn is proportional to the mass of the metals deposited.

Let's first calculate the moles of electrons transferred in the electroplating reaction:

1.436 F × (1 mol e⁻/1 F) = 1.436 mol e⁻

Since the number of electrons transferred is the same for both Zn and Co, the ratio of the moles of Zn and Co deposited should be the same as the ratio of their atomic masses. The atomic masses of Zn and Co are 65.38 g/mol and 58.93 g/mol, respectively, so the ratio of their masses is:

65.38 g/mol ÷ 58.93 g/mol ≈ 1.11

This means that for every 1.11 moles of Zn deposited, 1 mole of Co is deposited.

Let's assume that x moles of ZnSO4 and y moles of CoSO4 were present in the original solution. Then we can set up the following equations based on the balanced electroplating reaction:

2 e⁻ + Zn²+ → Zn (s)

2 e⁻ + Co²+ → Co (s)

The total number of moles of electrons transferred in the electroplating reaction is:

1.436 mol e⁻ = 2 mol e⁻/mol Zn × x mol ZnSO4 + 2 mol e⁻/mol Co × y mol CoSO4

Simplifying and solving for y:

y = (1.436 mol e⁻ - 2 mol e⁻/mol Zn × x mol ZnSO4) / (2 mol e⁻/mol Co)

y = 0.718 mol CoSO4

Since the ratio of the moles of Zn to Co deposited is 1.11, we can calculate the moles of ZnSO4 from the moles of CoSO4:

x = (1.11 mol Zn/mol Co) × (0.718 mol CoSO4) = 0.798 mol ZnSO4

Finally, we can calculate the masses of ZnSO4 and CoSO4:

mass of ZnSO4 = 0.798 mol × 161.47 g/mol = 128.94 g

mass of CoSO4 = 0.718 mol × 152.06 g/mol = 109.34 g

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Answer:

M = 0.0678 M

Explanation:

Hello there!

In this case, since the molarity of a solution is obtained by dividing the moles by the volume, it is firstly necessary to compute the moles of magnesium chloride in 0.968 g, via its molar mass, as shown below:

\(n=\frac{0.968g}{95.21g/mol}=0.0102mol\)

Next, since 150.0 mL in liters is 0.1500 L, according to the appropriate units, the resulting molarity is:

\(M=\frac{0.0102mol}{0.1500L}\\\\M=0.0678M\)

Best regards!

A girl roller-skating has kinetic energy.

Kinetic energy is the energy of motion. It is the energy possessed by an object due to its movement. In this case, the girl roller-skating has kinetic energy because she is moving.

Potential energy is the energy an object possesses due to its position or configuration. It is the energy an object has stored within it, ready to be released. An object at rest has potential energy because it has the potential to be set in motion and does work.

So, in this case, the girl roller-skating has kinetic energy because she is moving, and not potential energy because she is not at rest.

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The correct answer is option C, 2 pi bonds.

A pi bond is a type of covalent bond that is formed by the overlap of two p orbitals perpendicular to the internuclear axis. These bonds are generally found in double and triple bonds.

In the given compound, C5H7NO, there are 5 carbon atoms, 7 hydrogen atoms, 1 nitrogen atom, and 1 oxygen atom. Since there is 1 ring in the compound, it means that there are 4 sigma bonds in the ring. The remaining bonds are either sigma or pi bonds.

The total number of bonds in the compound can be calculated as follows:
Total number of bonds = 5 + 7 + 1 + 1 - 1 = 13
Since there are 4 sigma bonds in the ring, the remaining 9 bonds are either sigma or pi bonds. Out of these 9 bonds, 8 bonds are sigma bonds (4 C-H bonds, 1 C-N bond, 1 C-O bond, and 2 C-C bonds). Therefore, the remaining 1 bond is a pi bond.

So, the total number of pi bonds in the compound is 2 (1 pi bond in the ring and 1 pi bond outside the ring).

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You cannot modify subscripts in a chemical formula in a balanced chemical reaction.

On the left of the element sign, the atomic number is written as a subscript, the mass number is expressed as just a superscript, and the ionic charge, if any, is represented as a superscript just on right side of the element sign.

In other words, chemical formulas describe all the elements and the number of atoms in each element that help compensate a molecule. When an element has much more than one atom, subscripts are employed. If there isn't a subscript, it's considered that there is just one atom of that element present.

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Answer:

B-they have different dimensions

Explanation:

It was explicitly stated in the question that the both samples are exactly pieces of the same metal. If that is so, pieces of the same metal must have the same density, contain the same quantity of matter, have the same boiling point and have the same amount of matter per unit volume.

However, the two pieces of metal may have different dimensions.

The solubility of calcium hydroxide (Ca(OH)₂) in water exhibits a balanced equilibrium reaction, which is as follows:

Ca(OH)₂(s) ⇌ Ca²⁺(aq) + 2OH⁻(aq)

When the observable qualities, such as colour, temperature, pressure, concentration, etc. do not vary, the process is said to be in equilibrium.

The balanced equilibrium reaction of the solubility of calcium hydroxide (Ca(OH)₂) in water is:

Ca(OH)₂(s) ⇌ Ca²⁺(aq) + 2OH⁻(aq)

The equilibrium expression for this reaction can be written as:

Ksp = [Ca²⁺][OH-]²

where Ksp is the solubility product constant, and [Ca²⁺] and [OH⁻] are the molar concentrations of the dissolved calcium ion and hydroxide ion, respectively, at equilibrium.

Note that the expression only includes the concentration of the dissolved species because the solid calcium hydroxide is not included in the equilibrium expression, as it does not contribute to the concentration of ions in the solution.

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Answer:

D. lipids

Explanation:

Hydrocarbons are found in lipids

Answer:

the second one

Explanation:

Answer:

Ammonium

Explanation:

ammonium is a compound because it has 2 elements

The third law of thermodynamics describes the entropy of a: solid.

The third law of thermodynamics states that the entropy of a pure crystalline substance approaches zero as the temperature approaches absolute zero (0 Kelvin or -273.15 degrees Celsius). This law implies that at absolute zero, a perfectly ordered and pure crystalline solid will have zero entropy.

The third law of thermodynamics is not specific to liquids or gases but applies to solids. In a solid, the molecules are highly ordered and have fixed positions in a regular lattice structure. As the temperature decreases towards absolute zero, the thermal motion of the molecules reduces, and the system becomes more ordered, resulting in a decrease in entropy.

In contrast, liquids and gases have higher entropy compared to solids at absolute zero because their molecules have more freedom of movement and are not as tightly arranged. Therefore, the third law of thermodynamics specifically addresses the entropy of solids and does not apply to liquids or gases.

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Answer: A. H 0  μ1 = μ2 = μ3

Ha  μ1 ≠ 2μ ≠ μ3

2. Test Statistics is 95%

3. Critical F-Value is 3.76.

4. P-Value is 2.32.

5. Conclusion  Reject the null hypothesis.

6. Type of vehicle does effect the amount of green house gas emissions.

The correct order of the steps of a hypothesis test is given below.

1. Determine the null and alternative hypothesis.

2. Select a sample and compute the critical value F-test for the sample mean.

3. Determine the probability at which you will conclude that the sample outcome is very unlikely.

4. Make a decision about the unknown population.

All steps are performed in the given sequence to test a hypothesis.

The null hypothesis is rejected or accepted on the basis of level of significance. When the p-value is greater than level of significance we fail to reject the null hypothesis and null hypothesis is then accepted. It is not necessary that all null hypothesis will be rejected at 95% level of significance. To determine the criteria for accepting or rejecting a null hypothesis we should also consider p-value.

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Explanation:

In diffusion, gaseous atoms or molecules disperse in space in response to A) the concentration of the molecules.

Diffusion is the process of movement of molecules under a concentration gradient. It is an important process occurring in all living beings. It helps in the movement of substances in and out of the cells.This process occurs due to the natural tendency of particles to move from areas of high concentration to areas of low concentration until the concentration is equalised ,resulting in a more uniform distribution of the particles throughout the space.The size, temperature, and density of the molecules can also affect the rate and extent of diffusion, but they do not determine the direction of diffusion.

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Chefs measure the number of ingredients they need before preparing foods for accuracy, consistency, and balancing flavors.

Measurements ensure accuracy and consistency in recipes. Cooking is a precise process, and precise measurements of ingredients are crucial for achieving the desired taste, texture, and overall outcome of a dish. By measuring ingredients, chefs can replicate their recipes consistently, ensuring that each dish turns out as intended.

Certain ingredients, such as spices, seasonings, and acids, can greatly impact the taste of a dish. By carefully measuring these ingredients, chefs can maintain a precise balance of flavors.

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Answer:

surf (S)

tide (T)

champion (C)

Explanation:

wag mo nlng pansinin