Calculate (a) the pH and (b) the percent ionization of a 0.250 M HC₂H₃O₂ solution. Ka (HC₂H₃O₂) = 1.8 x 10⁻⁵ (The formula for acetic acid may also be written as CH3COOH.)
a) (a) 2.88, (b) 1.6%
b) (a) 2.88, (b) 0.8%
c) (a) 3.11, (b) 1.6%
d) (a) 3.11, (b) 0.8%