A weak acid has Ka = 1.00 × 10^-3. If [HA] = 1.00 M what must be [A-] for the pH to be 2.7? A) 0.50 M B) 2.0 M C) 2.7 M D) 0.37 M E) 0.75 M

Name: A weak acid has Ka = 1.00 × 10 -3 . If [HA] = 1.00 M what must be [A-] for the pH to be 2.7? A) 0.50 M B) 2.0 M C) 2.7 M D) 0.37 M E) 0.75 M
Brand: Quizplus
Rating: 4.9 (47 reviews)

Question

Quizplus · Accepted Answer

The Answer of A weak acid has Ka = 1.00 × 10^-3. If [HA] = 1.00 M what must be [A-] for the pH to be 2.7? A) 0.50 M B) 2.0 M C) 2.7 M D) 0.37 M E) 0.75 M

A Weak Acid Has Ka = 1