Question 1

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements.
-An aqueous solution containing an unknown substance has a hydronium ion concentration of 7.56 × 10-9 M, this solution is ___________.

Accepted Answer

Question 2

Which of the following equations represents the neutralization of acidic gastric fluid?

Accepted Answer

A)   2 HNO3(aq)  + Mg(OH) 2 (aq)   →	o→  Mg(NO3) 2(aq)  + 2 H2O(l) 
B)   H+(aq)  + OH+(aq)   →	o→  H2O(l) 
C)   2 HCl(aq)  + Mg(OH) 2(aq)   →	o→  2 H2O(l)  + MgCl2(aq) 
D)   NaOH(aq)  + H2O(l)   →	o→  Na+(aq)  + OH-(aq)

Question 3

A solution with pH = 4 has

Accepted Answer

A)   relatively high concentration of OH-.
B)   relatively low concentration of H3O+.
C)   zero concentration of OH-.
D)   relatively high concentration of H3O+.

Question 4

An acid turns blue litmus red and a base has a slippery feel.

Accepted Answer

A) True 
 B)False

Question 5

If 3.0 mol of a substance are dissolved in 500 mL (0.50 L)  of solution, the molarity of this solution is

Accepted Answer

A)   3.0 M.
B)   1.5 M.
C)   3.5 M.
D)   6.0 M.

Question 6

What is the pH of a 0.0525 M HCl solution?

Accepted Answer

A)   5.25
B)   0.0525
C)   1.28
D)   3.00

Question 7

Identify the acid in the following reaction. NH3(g)  + H2O(l)   →	o→  NH4+(aq)  + OH-(aq)

Accepted Answer

A)   OH-
B)   NH4+
C)   H2O
D)   NH3

Question 8

How many acidic hydrogen atoms are in one molecule of acetic acid, CH3COOH?

Accepted Answer

A)   one
B)   two
C)   three
D)   four

Exam 9: Acid-Base Reactions

What is the pH of a 0.0525 M HCl solution?

Correct Answer
verified

A solution with pH = 4 has

Correct Answer
verified

Which of the following equations represents the neutralization of acidic gastric fluid?

Correct Answer
verified

If 3.0 mol of a substance are dissolved in 500 mL (0.50 L) of solution, the molarity of this solution is

Correct Answer
verified

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements. -An aqueous solution containing an unknown substance has a hydronium ion concentration of 7.56 × 10^-9 M, this solution is ___________.

Correct Answer
verified

Identify the acid in the following reaction. NH₃(g) + H₂O(l) $\to$ NH₄⁺(aq) + OH^-(aq)

Correct Answer
verified

How many acidic hydrogen atoms are in one molecule of acetic acid, CH₃COOH?

Correct Answer
verified

An acid turns blue litmus red and a base has a slippery feel.

Correct Answer
verified

Exam 9: Acid-Base Reactions

What is the pH of a 0.0525 M HCl solution?

Correct AnswerverifiedShow Answer

A solution with pH = 4 has

Correct AnswerverifiedShow Answer

Which of the following equations represents the neutralization of acidic gastric fluid?

Correct AnswerverifiedShow Answer

If 3.0 mol of a substance are dissolved in 500 mL (0.50 L) of solution, the molarity of this solution is

Correct AnswerverifiedShow Answer

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements. -An aqueous solution containing an unknown substance has a hydronium ion concentration of 7.56 × 10-9 M, this solution is ___________.

Correct AnswerverifiedShow Answer

Identify the acid in the following reaction. NH3(g) + H2O(l) →\to→ NH4+(aq) + OH-(aq)

Correct AnswerverifiedShow Answer

How many acidic hydrogen atoms are in one molecule of acetic acid, CH3COOH?

Correct AnswerverifiedShow Answer

An acid turns blue litmus red and a base has a slippery feel.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements. -An aqueous solution containing an unknown substance has a hydronium ion concentration of 7.56 × 10^-9 M, this solution is ___________.

Correct Answer
verified

Identify the acid in the following reaction. NH₃(g) + H₂O(l) $\to$ NH₄⁺(aq) + OH^-(aq)

Correct Answer
verified

How many acidic hydrogen atoms are in one molecule of acetic acid, CH₃COOH?

Correct Answer
verified

Correct Answer
verified