Question

What is [H⁺] in mol/L of a solution that is 0.20 M in CH₃COONa and 0.10 M in CH₃COOH? $K_a$ for CH₃COOH = 1.8 × 10⁻⁵.
(a) 3.5 × 10⁻⁴
(b) 1.1 × 10⁻⁵
(c) 1.8 × 10⁻⁵
(d) 9.0 × 10⁻⁶

Answer 1

Hello Friend

The answer of u r question is

Option.A

Thank you

Answer 2

${\huge {\mathfrak {Answer :-}}}$

➡️ Option (A)

That's it..