Answer to Question #274540 in General Chemistry for jlex

Question

A 0.020M solution of the weak acid HA is 0.60% ionized. Calculate the value of the ionization constant for this acid.

Answer 1

$100-0.60=99.4$ %

$\frac{99.4×0.020}{100}=0.0199$

Constant $=\frac{0.0199^2}{0.020-0.0199}=3.96$