AP QUIZZES - AP TOPIC 14 Acids & Bases SET E
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QUESTION 1. What is the pH of a 1.00 M solution of a weak monoprotic acid with a Ka = 1.00 x 10-5?

(A) 1.5
(B) 2.1
(C) 3.5
(D) 4.5
(E) 2.5

QUESTION 2. Which of the following salts will give a basic solution when dissolved in water?

(A) KCN
(B) KBr
(C) NaCl
(D) Ammonium nitrate
(E) KI

QUESTION 3. What is the pH of a 1.20 x 10-3M soultion of a soluble group III hydroxide at 298K?

(A) 2.44
(B) 11.56
(C) 2.92
(D) 11.1
(E) None of the Above

QUESTION 4. What is the pH of a solution made up of 50.0 g of methanoic acid and 30.0 g of sodium methanoate in 500. mL of distilled water? (pKa for methanoic acid = 3.74)

(A) 1.55
(B) 3.74
(C) Cannot be calculated from the data given
(D) 0
(E) None of the Above

QUESTION 5. Which indicator is suitable for use when titrating a strong acid with a weak base?

(A) Phenolpthalein
(B) Methyl Orange
(C) Litmus
(D) Any indicator
(E) None of the Above




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