Name the following compounds. Do not use italics or boldface. CH3 a) CH3 CH3 N-ethyl-methylpentanamine b) CH3CHpCH2CH2CHNHCH20%

The minimum volume of distilled water that is needed to completely dissolve a 3.0 g sample of CuCO3

at 25 C is 4860 L.

The minimum volume of distilled water that is needed to completely dissolve a 3.0 g sample of CuCO3 at 25 C can be calculated using the Ksp value and the molar mass of CuCO3.

First, we need to find the molarity of the CuCO3 solution using the Ksp value:

Ksp = [Cu2+][CO32-]

Ksp = \(2.5 \times 10^{-10}\)

Since the concentration of Cu2+ and CO32- ions are equal in a saturated solution, we can write:

Ksp = [Cu2+]^2

Ksp = \(2.5 \times 10^{-10}\)

[Cu2+] = \(\sqrt{ (2.5\times10^{-10})\)

=>\(5.0\times10^{-6}\) M

Next, we need to find the number of moles of CuCO3 in the 3.0 g sample using the molar mass of

CuCO3 (123.55 g/mol):

3.0 g CuCO3 x (1 mol CuCO3 / 123.55 g CuCO3)

=> 0.0243 mol CuCO3

Finally, we can use the molarity and number of moles to find the volume of water needed:

=> 0.0243 mol CuCO3 / 5.0x10^-6 M

=> 4860 L

To learn more about Minimum volume :

https://brainly.com/question/28025889

#SPJ11

The mole fraction of the solute H₂SO₄ in the given solution is 0.00463.

To calculate the mole fraction of H₂SO₄, we first need to determine the moles of both the solute (H₂SO₄) and the solvent (water). The molecular weight of H₂SO₄ is 98.08 g/mol. To find the moles of H₂SO₄, divide the mass by its molecular weight:

moles of H₂SO₄ = (5.20 g) / (98.08 g/mol) = 0.0530 mol

Next, we'll find the moles of water. Since the density of water is 1.00 g/mL, 200.0 mL of water weighs 200.0 g. The molecular weight of water is 18.015 g/mol, so:

moles of water = (200.0 g) / (18.015 g/mol) = 11.106 mol

Now, we can find the mole fraction of H₂SO₄. Mole fraction is defined as the ratio of moles of a component to the total moles of all components in the mixture. In this case:

mole fraction of H₂SO₄ = (moles of H₂SO₄) / (moles of H₂SO₄ + moles of water)
mole fraction of H₂SO₄ = (0.0530 mol) / (0.0530 mol + 11.106 mol) = 0.00463

Therefore, the mole fraction of the solute H₂SO₄ in the given solution is 0.00463.

Know more about Mole fraction here:

https://brainly.com/question/29808190

#SPJ11

Answer:

B. NUCLEAR POWER CAN PRODUCE ELECTRICITY IN A Y KIND IF WEATHER.

Answer:

The branch of knowledge dealing with engineering or applied sciences is called technology .

Hope this helps you!

pH is the measurement of the intensity of a solution of how much it is acid or base. Acid has a pH of less than 7 and the base has a pH of more than 7. The solution is neutral at pH 7.

1. Given information,

The hydrogen ion concentration ([H⁺]) of a solution = 8.9 × 10⁻⁷ mol/L.

pH = -log[H⁺]

pH = -log(8.9 × 10⁻⁷) = -(-6.05) = 6.05

2. Given information,

The pH of a solution = 12.35

[H⁺] = 10^(-pH)

[H⁺] = 10^(-12.35) ≈ 4.21 × 10⁻¹³ mol/L

Therefore, the pH of the solution is 6.05 and the hydrogen ion concentration of the solution is approximately 4.21 × 10⁻¹³ M.

Learn more about pH, here:

https://brainly.com/question/2288405

#SPJ1

The correct option is D, The equivalence point occurs at a pH greater than 7 for a titration of a weak acid with a strong base. This is because the strong base will react with the weak acid to form a salt and water.

Titration is a commonly used analytical technique in chemistry for determining the concentration of an unknown solution by adding a known amount of a standardized solution of known concentration. The process involves slowly adding the standardized solution to the unknown solution until the chemical reaction between the two is complete. The point at which the reaction is complete is known as the equivalence point and can be detected using various indicators that change color or other properties at this point.

The main aim of titration is to accurately measure the concentration of a particular substance in a solution. For example, an acid-base titration can be used to determine the concentration of an acid in a solution by adding a known amount of a strong base until the equivalence point is reached. Similarly, a redox titration can be used to determine the concentration of a reducing or oxidizing agent in a solution.

To know more about Titration refer to-

brainly.com/question/31483031

#SPJ4

Answer:

D Trigonal pyramidal

Explanation went over in class:

Answer:

D. Trigonal pyramidal

Explanation:

A P E X !

The number of grams of iron that contain the same number of atoms as 2.24 g of cobalt is 2.122 g. The mole concept is used here to obtain the mass of iron.

The term mole is known as the quantity of a substance which contains the same number of elementary particles as the number of atoms in 12 g of carbon-12 isotope.

The number of moles of a substance can be calculated as:

Number of moles = Mass of the substance ÷ Molar mass

Here the mass of cobalt is 2.24 g and the molar mass of cobalt is 58.93 g/mol.

Then the number of moles of cobalt in 2.24 g is:

2.24 g ÷ 58.93 g/mol = 0.038 mol

According to the question iron contains same number of atoms as cobalt. Thus, iron has the same number of moles.

The molar mass of iron is 55.85 g/mol. The mass of a substance can be calculated from the number of moles and molar mass by the equation:

Mass = Number of moles × Molar mass

The mass of iron is:

0.038 mol × 55.85 g/mol = 2.122 g

Thus the mass of iron is 2.122 g.

To know more about the mole concept, visit;

https://brainly.com/question/29367909

#SPJ1

Oxygen is indeed a gas under normal circumstances. However, the gas transforms into a liquid or a solid at low temperatures and/or high pressure. The air has 0.21 atm of oxygen in it.

The energy-producing process that powers the metabolism rate of most living organisms, respiration, depends heavily on oxygen. All living things, including humans, depend on the air that we breath to survive.

Oxygen is produced by cyanobacteria, algae, and plants. Photosynthesis is how they accomplish this. They convert both water and carbon dioxide create glucose and oxygen using the sunlight's energy. The sugars are used in their diet. Oxygen has small intermolecular forces.

To know more about oxygen visit:

https://brainly.com/question/11556976

#SPJ1

For the given equation, the mole-to-mole ratio and volume-to-volume ratio for all the gaseous reactants and products are 1:1.

For the given equation:

CH4(g) + O2(g) → CO2(g) + H2O(g)

Reactant/Product:

CH4(g)

O2(g)

CO2(g)

H2O(g)

Mole-to-Mole Ratio:

By comparing the reactant and product coefficients, we may extract the mole-to-mole ratio from the balanced equation.

CH4(g): 1 mole

O2(g): 1 mole

CO2(g): 1 mole

H2O(g): 1 mole

All of the reactants and products have a mole-to-mole ratio of 1:1:1:1.

Ratio of Volume to Volume:

The ideal gas law, which states that under constant temperature and pressure, the volume of a gas is directly proportional to the number of moles in the gas, can be used to calculate the volume-to-volume ratio.

All gaseous reactants and products have a mole-to-mole ratio of 1:1, hence the volume-to-volume ratio will also be 1:1. As a result, the volume of drug A and substance B will be equal.

You can just take the volume of substance A as the value for substance B if you know the volume of substance A and are trying to solve for the volume of substance B. Alternatively, the quantity of substances A and Bwill be the same, given the 1:1 volume-to-volume ratio.

For more such questions on reactants visit:

https://brainly.com/question/26283409

#SPJ8

When the author states that "on a molecular level, no one compound is grosser than any other," he is suggesting that at the smallest level of matter, which is the molecular level, there is no inherent difference between different compounds.

All compounds are made up of molecules, which are simply collections of atoms. The atoms themselves are made up of protons, neutrons, and electrons, which are all subatomic particles.

Thus, the author is saying that on a molecular level, all compounds are made of the same basic building blocks, and therefore, no one compound is fundamentally different or "grosser" than any other. It could be that the author is trying to make a point about the subjective nature of describing something as "gross" or not, and how this is not a scientifically valid way to measure the properties of a compound.

In summary, the author is pointing out that at the molecular level, all compounds are made up of the same building blocks, and therefore, one compound is not inherently "better" or "worse" than another.

Learn more about  molecular level from

https://brainly.com/question/20455963

#SPJ1

Answer:

a

Explanation:

i took the quiz

Answer:

not fission, the answer is fussion

Answer:

Explanation:

The number of formula units can be found by using the formula

N = n × L

where n is the number of moles

N is the number of entities

L is the Avogadro's constant which is

6.02 × 10²³ entities

From the question we have

N = 0.002 × 6.02 × 10²³

We have the final answer as

Hope this helps you

When we convert 15 g of ice to volume in milliliters (mL), the result obtained is 15 mL (option C)

1 g = 1 mL

1 g is equivalent to 1 mL.

Therefore,

15 g will also be equivalent to 15 mL

Thus,

15 g = 15 mL

The correct answer to the question is 15 (Option C)

Learn more about conversion:

https://brainly.com/question/2139943

#SPJ1

The statement provided in the question regarding Oxidative phosphorylation is True.

Oxidative phosphorylation is a process that involves the flow of electrons through the electron transport chain, a series of proteins and electron carriers within the mitochondrial membrane. The flow of electrons allows the electron transport chain to pump protons to one side of the mitochondrial membrane, creating a proton-motive force, a type of electrochemical pressure. This pressure is then relieved through specialized protein complexes, which capture the energy of the protons as they flow back to the other side of the membrane. This energy is used to produce ATP, the primary energy currency of cells. The process of oxidative phosphorylation is an essential step in cellular respiration, and it occurs in the mitochondria of eukaryotic cells and the plasma membrane of prokaryotic cells.

To know more about Oxidative phosphorylation click below:

https://brainly.com/question/29104695#

#SPJ4

Answer: 12,194 L

Explanation:

The volume of 0.175M sodium sulfate solution that is necessary to completely react with 35.0 mL of 0.112M silver nitrate is 22.4mL.

Molarity is the concentration of a substance in solution, expressed as the number moles of solute per litre of solution.

The volume of a solution can be calculated using the following expression:

CaVa = CbVb

Where;

According to this question, 0.175M sodium sulfate solution completely reacts with 35.0 mL of 0.112M silver nitrate. The volume required for this reaction to occur can be calculated as follows:

0.175 × Va = 35 × 0.112

0.175Va = 3.92

Va = 3.92/0.175

Va = 22.4mL

Therefore, 22.4mL is the volume of the sodium sulfate needed.

Learn more about volume at: https://brainly.com/question/12346232

#SPJ1

0.124L of  0.209m ki solution is needed to completely react with 2.43 g of cu(no3)2, by Stoichiometric coefficient

Stoichiometric coefficient is the number written in front of atoms, ion and molecules in a chemical reaction to balance the number of each element on both the reactant and product sides of the equation

Consider the following reaction

aA + bB → cC + dD , This reaction says that for a complete reaction a moles of A will react with b moles of B to produce c moles of C and d moles of D

The balanced reaction for the above given case will be

\(2Cu(NO_{3})_{2}\) + \(4KI\) → \(2CuI\) + \(I_{2}\) + \(4KNO_{3}\)

2.43 g of Cu(NO3)2 = 1.30 × \(10^{-2}\) moles.

Number of moles of KI = 2.60 × \(10^{-2}\) moles

To calculate the volume of KI needed, we use the formula

M = n         OR V = n  ⇒ 2.60 × \(10^{-2}\)

      V                       M       0.209

V = 0.124L

To know more about Stoichiometric coefficient

https://brainly.com/question/15047541

#SPJ4

Answer: 6 electrons

Explanation:

This is the maximum number of electrons that can occupy the p sublevel (I just took notes on it).

Answer:

Explanation:

The main difference between a catalyst and a promoter is the mechanism by which they affect a chemical reaction. A catalyst speeds up a chemical reaction by providing an alternative pathway for the reactants to follow that has a lower activation energy. A promoter, on the other hand, influences the rate of a chemical reaction by changing the adsorption and desorption of reactants on the surface of a catalyst.

Another difference between a catalyst and a promoter is the extent of their effect on the reaction rate. A catalyst generally has a much greater impact on the rate of a chemical reaction than a promoter. For example, a catalyst might increase the rate of a reaction by a factor of 10^6 or more, while a promoter might only increase the rate by a factor of 10 or 100.

Examples:

Platinum is a common catalyst used in the process of catalytic converter, which is used to reduce the emissions of harmful gases from automobile exhaust.

Alumina (aluminum oxide) is often used as a promoter in the production of synthetic fuels from coal or natural gas. The alumina helps to increase the rate at which the reactants are converted to the desired product, resulting in a more efficient and cost-effective process.

Answer:

Water plays many important roles in the body including,flushing waste from the body,regulating body temperature,transportation of nutrients and is necessary for digestion.No wonder it is considered "essential"!.Plain water is the best choice for hydrating the body.

Explanation:

hope it helps you><

Transesterification is a process by which an ester compound is reacted with an alcohol to form a different ester.

It's the process of converting one ester into another by exchanging the alkoxy group. Transesterification is important in the production of high molecular weight polyethylene terephthalate (PET) because it allows for the production of high-quality polyester resins. Polyethylene terephthalate (PET) is made from ethylene glycol and terephthalic acid or dimethyl terephthalate by transesterification.

PET is a thermoplastic polymer that is used in a variety of applications, including textiles, packaging, and beverage bottles. PET's popularity is due to its high strength, lightweight, and low cost. PET is formed by a process known as polymerization, in which ethylene glycol and terephthalic acid are combined in the presence of a catalyst to form a polymer chain. Transesterification is the key step in the synthesis of PET, which enables the creation of high molecular weight PET that has the desirable physical and mechanical properties required for various applications.

To know more about Polyethylene terephthalate please refer:

https://brainly.com/question/29435007

#SPJ11

Green solid settles at the bottom of the test tube, while  the liquid has a green tint with a ring of green solid indicating it is partially miscible in water according to forces of attraction.

Forces of attraction  is a force by which atoms in a molecule  combine. it is basically an attractive force in nature.  It can act between an ion  and an atom as well.It varies for different states  of matter that is solids, liquids and gases.

The forces of attraction are maximum in solids as  the molecules present in solid are tightly held while it is minimum in gases as the molecules are far apart . The forces of attraction in liquids is intermediate of solids and gases.

Learn more about forces of attraction,here:

https://brainly.com/question/10957144

#SPJ1

Answer:

energy

Explanation:

The First Law of Thermodynamics (Conservation) states that energy is conserved, it cannot be created nor destroyed.

Answer:

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

\(volume = \frac{mass}{density} \\\)

From the question

mass = 5000 g

density of copper = 8.94 g/mL

We have

\(volume = \frac{5000}{8.94} \\ = 559.2841163...\)

We have the final answer as

Hope this helps you

Answer:

It's a double displacement reaction.