Multiple Choice
A substance that is capable of acting as both an acid and as a base is __________.
A) autosomal
B) conjugated
C) amphoteric
D) saturated
E) miscible
Correct Answer:
Verified
Correct Answer:
Verified
Q10: K<sub>b</sub> for NH<sub>3</sub> is 1.8 × 10<sup>-5</sup>.
Q11: In which of the following aqueous solutions
Q12: The conjugate base of H<sub>2</sub>PO<sub>4</sub><sup>-</sup> is _.<br>A)PO<sub>4</sub><sup>-3</sup><br>B)H<sub>2</sub>PO<sub>4</sub><br>C)H<sub>3</sub>PO<sub>4</sub><br>D)HPO<sub>4</sub><sup>-2</sup><br>E)none
Q13: Classify the following compounds as weak acids
Q15: The acid-dissociation constants of sulfurous acid (H<sub>2</sub>SO<sub>3</sub>)are
Q18: What is the pH of an aqueous
Q24: Which of the following ions will act
Q36: Classify the following compounds as weak bases
Q52: Classify the following compounds as weak acids
Q132: An aqueous solution contains 0.150 M HCl