Determine the K_a of an Acid Whose 0

question 123

Multiple Choice

Determine the K_a of an acid whose 0.294 mol L^-1 solution has a pH of 2.80.

• A) 1.2 × 10^-5
• B) 8.5 × 10^-6
• C) 2.7
• D) 4.9 × 10^-7
• E) 5.4 × 10^-3