Question 1

The concentration of both H+(aq) and OH−(aq) in a sample of pure H2O is about:

Accepted Answer

A)  1.0 * 107 M. 
B)  1.0 * 10-7 M. 
C)  1.0 *10-14 M. 
D)  1.0 * 10-10 M. 
E)  1.0 * 10-21 M. 
A)  1.0 * 107 M. 
B)  1.0 * 10-7 M. 
C)  1.0 *10-14 M. 
D)  1.0 * 10-10 M. 
E)  1.0 * 10-21 M.

Question 2

What are the rules required to determine whether a solution is acidic or basic?

Accepted Answer

There are two general rules:
(1) If an i

Question 3

Which of the following is not an Arrhenius acid?

Accepted Answer

A)  H2SO3 
B)  H2SO4 
C)  HClO4 
D)  HI 
E)  Li2SO4 
A)  H2SO3 
B)  H2SO4 
C)  HClO4 
D)  HI 
E)  Li2SO4

Question 4

Two solutions are made containing the same concentrations of solutes. One solution is composed of NaHCO3 and Na2CO3, while the other is composed of HCN and NaCN. Which solution should have the larger capacity as a buffer?

Accepted Answer

Neither has the larg

Question 5

What is [OH−] of an aqueous solution if [H+] is 1.0 × 10−7 M?

Accepted Answer

A)  1.0 * 10-14 M 
B)  1.0 *10-5 M 
C)  1.0 * 105 M 
D)  1.0 * 10-7 M 
E)  1.0 * 10-21 M 
A)  1.0 * 10-14 M 
B)  1.0 *10-5 M 
C)  1.0 * 105 M 
D)  1.0 * 10-7 M 
E)  1.0 * 10-21 M

Question 6

A(n) _____ is a compound that increases the hydroxide ion concentration in aqueous solution.

Accepted Answer

The answer of A(n) _____ is a compound that increases...

Question 7

A reaction between an acid and a base is called a(n)_____ reaction.

Accepted Answer

The answer of A reaction between an acid and a...

Question 8

Why is ammonia unique from the other bases? Describe the hydrolysis of ammonia.

Accepted Answer

Ammonia (NH₃) is a base even though it do

Question 9

A substance that can act as a proton donor or a proton acceptor is called _____.

Accepted Answer

The answer of A substance that can act as a...

Question 10

Complete the following reaction. ? + H2O $\rightarrow$C6H5COO- + H3O+

Accepted Answer

A)  C6H5COOH 
B)  C7H8COOH 
C)  C6H13COOH 
D)  C5H11COOH 
E)  C7H15COOH 
A)  C6H5COOH 
B)  C7H8COOH 
C)  C6H13COOH 
D)  C5H11COOH 
E)  C7H15COOH

Question 11

An Arrhenius acid is an ionic compound.

Accepted Answer

A) True 
 B)False

Question 12

What is the conjugate acid of ClO4-?

Accepted Answer

A)  HClO32- 
B)  ClO4- 
C)  HClO4 
D)  H2ClO4+ 
E)  H2ClO4- 
A)  HClO32- 
B)  ClO4- 
C)  HClO4 
D)  H2ClO4+ 
E)  H2ClO4-

Question 13

Which of the following statements is true about acids?

Accepted Answer

A)  Acids turn litmus, a plant extract, red. 
B)  Acids react with hydrogen carbonate to give of N2 gas. 
C)  Acids that are ingested typically have a sweet taste. 
D)  Acids are slippery to touch. 
E)  Acids increase the concentration of hydroxide ions in a solution. 
A)  Acids turn litmus, a plant extract, red. 
B)  Acids react with hydrogen carbonate to give of N2 gas. 
C)  Acids that are ingested typically have a sweet taste. 
D)  Acids are slippery to touch. 
E)  Acids increase the concentration of hydroxide ions in a solution.

Question 14

A(n) _____ is a substance that changes color depending on the acidity or basicity of the solution.

Accepted Answer

The answer of A(n) _____ is a substance that changes...

Question 15

A Brønsted-Lowry acid is any species that can donate a(n) _____to another molecule.

Accepted Answer

A)  hydroxide (OH-) ion 
B)  water (H2O) molecule 
C)  proton (H+) 
D)  ammonium (NH4+) ion 
E)  electron (e-) 
A)  hydroxide (OH-) ion 
B)  water (H2O) molecule 
C)  proton (H+) 
D)  ammonium (NH4+) ion 
E)  electron (e-)

Question 16

A 0.0111 M solution of Sn(OH)2 is 0.585% ionized into Sn2+ and OH- ions. What is [H+] for this solution?

Accepted Answer

A)  1.54 * 10-10 M 
B)  7.70 *10-11 M 
C)  3.08 *10-10 M 
D)  7.70 * 1011 M 
E)  0.0111 M 
A)  1.54 * 10-10 M 
B)  7.70 *10-11 M 
C)  3.08 *10-10 M 
D)  7.70 * 1011 M 
E)  0.0111 M

Question 17

The product of the two concentrations-[H+][OH−]-is always equal to 1.0 × 10−14.

Accepted Answer

A) True 
 B)False

Question 18

RbCl is an example of a(n)_____ salt.

Accepted Answer

The answer of RbCl is an example of a(n)_____ salt....

Question 19

What is [H+] of an aqueous solution if [OH−] is 1.0 × 10−5 M?

Accepted Answer

A)  1.0*10-8 M 
B)  1.0 * 10-14 M 
C)  1.0 * 107 M 
D)  1.0 * 10-7 M 
E)  1.0 * 10-9 M 
A)  1.0*10-8 M 
B)  1.0 * 10-14 M 
C)  1.0 * 107 M 
D)  1.0 * 10-7 M 
E)  1.0 * 10-9 M

Question 20

LiOH is strong base.

Accepted Answer

A) True 
 B)False

The concentration of both H⁺(aq) and OH⁻(aq) in a sample of pure H₂O is about:

What are the rules required to determine whether a solution is acidic or basic?

Which of the following is not an Arrhenius acid?

Two solutions are made containing the same concentrations of solutes. One solution is composed of NaHCO₃ and Na₂CO₃, while the other is composed of HCN and NaCN. Which solution should have the larger capacity as a buffer?

What is [OH⁻] of an aqueous solution if [H⁺] is 1.0 × 10⁻⁷ M?

A(n) _____ is a compound that increases the hydroxide ion concentration in aqueous solution.

A reaction between an acid and a base is called a(n)_____ reaction.

Why is ammonia unique from the other bases? Describe the hydrolysis of ammonia.

A substance that can act as a proton donor or a proton acceptor is called _____.

Complete the following reaction. ? + H₂O $\rightarrow$ C₆H₅COO^-+ H₃O⁺

An Arrhenius acid is an ionic compound.

What is the conjugate acid of ClO₄^-?

Which of the following statements is true about acids?

A(n) _____ is a substance that changes color depending on the acidity or basicity of the solution.

A Brønsted-Lowry acid is any species that can donate a(n) _____to another molecule.

A 0.0111 M solution of Sn(OH)₂ is 0.585% ionized into Sn²⁺and OH^- ions. What is [H⁺] for this solution?

The product of the two concentrations-[H⁺][OH⁻]-is always equal to 1.0 × 10⁻¹⁴.

RbCl is an example of a(n)_____ salt.

What is [H⁺] of an aqueous solution if [OH⁻] is 1.0 × 10⁻⁵ M?

LiOH is strong base.

What Is Chemistry

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Atoms, Molecules, and Ions

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Exam 12: Acids and Bases

The concentration of both H+(aq) and OH−(aq) in a sample of pure H2O is about:

What are the rules required to determine whether a solution is acidic or basic?

Which of the following is not an Arrhenius acid?

Two solutions are made containing the same concentrations of solutes. One solution is composed of NaHCO3 and Na2CO3, while the other is composed of HCN and NaCN. Which solution should have the larger capacity as a buffer?

What is [OH−] of an aqueous solution if [H+] is 1.0 × 10−7 M?

A(n) _____ is a compound that increases the hydroxide ion concentration in aqueous solution.

A reaction between an acid and a base is called a(n)_____ reaction.

Why is ammonia unique from the other bases? Describe the hydrolysis of ammonia.

A substance that can act as a proton donor or a proton acceptor is called _____.

Complete the following reaction. ? + H2O →\rightarrow→ C6H5COO- + H3O+

An Arrhenius acid is an ionic compound.

What is the conjugate acid of ClO4-?

Which of the following statements is true about acids?

A(n) _____ is a substance that changes color depending on the acidity or basicity of the solution.

A Brønsted-Lowry acid is any species that can donate a(n) _____to another molecule.

A 0.0111 M solution of Sn(OH)2 is 0.585% ionized into Sn2+ and OH- ions. What is [H+] for this solution?

The product of the two concentrations-[H+][OH−]-is always equal to 1.0 × 10−14.

RbCl is an example of a(n)_____ salt.

What is [H+] of an aqueous solution if [OH−] is 1.0 × 10−5 M?

LiOH is strong base.

What Is Chemistry

Measurements

Atoms, Molecules, and Ions

Chemical Reactions and Equations

Stoichiometry and the Mole

Gases

Energy and Chemistry

Electronic Structure

Chemical Bonds

Solids and Liquids

Solutions

Chemical Equilibrium

Oxidation and Reduction

Nuclear Chemistry

Organic Chemistry

Filters

The concentration of both H⁺(aq) and OH⁻(aq) in a sample of pure H₂O is about:

Two solutions are made containing the same concentrations of solutes. One solution is composed of NaHCO₃ and Na₂CO₃, while the other is composed of HCN and NaCN. Which solution should have the larger capacity as a buffer?

What is [OH⁻] of an aqueous solution if [H⁺] is 1.0 × 10⁻⁷ M?

Complete the following reaction. ? + H₂O $\rightarrow$ C₆H₅COO^-+ H₃O⁺

What is the conjugate acid of ClO₄^-?

A 0.0111 M solution of Sn(OH)₂ is 0.585% ionized into Sn²⁺and OH^- ions. What is [H⁺] for this solution?

The product of the two concentrations-[H⁺][OH⁻]-is always equal to 1.0 × 10⁻¹⁴.

What is [H⁺] of an aqueous solution if [OH⁻] is 1.0 × 10⁻⁵ M?