Multiple Choice
What is the pH of a 0.030 M aqueous solution of calcium hydroxide?
A) 1.52
B) 12.48
C) 10.41
D) 12.78
E) 1.22
Correct Answer:
Verified
Correct Answer:
Verified
Q37: A Lewis acid is an electron-pair acceptor,and
Q38: An acid containing the COOH group is
Q39: The conjugate base of H<sub>2</sub>PO<sub>4</sub><sup>-</sup> is _.<br>A)H<sub>3</sub>PO<sub>4</sub><br>B)HPO<sub>4</sub><sup>2-</sup><br>C)PO<sub>4</sub><sup>3-</sup><br>D)H<sub>3</sub>O<sup>+</sup><br>E)OH<sup>-</sup>
Q40: Which solution below has the highest concentration
Q41: The conjugate base of CH<sub>3</sub>NH<sub>3</sub><sup>+</sup> is _.<br>A)CH<sub>3</sub>NH<sub>2</sub><sup>+</sup><br>B)CH<sub>3</sub>NH<sub>2</sub><sup>-</sup><br>C)CH<sub>3</sub>NH<sup>+</sup><br>D)CH<sub>3</sub>NH<sub>2</sub><br>E)none
Q43: Which of the following aqueous solutions has
Q44: The pH of a 0.60 M aqueous
Q45: Which of the following salts will produce
Q46: The molar concentration of hydronium ion in
Q47: Of the compounds below,a 0.1 M aqueous