Calculate the percent ionization of a formic acid solution $($for which Ka$=1\mathrm{.}8\backslash$times $104)$ having the given concentrations.Express your answer in percent to two significant figures.

Part B

$0\mathrm{.}520$ M

Express your answer in percent to two significant figures.

Part C

$0\mathrm{.}110M$

Express your answer in percent to two significant figures.

Part D

$0\mathrm{.}0450M$

Express your answer in percent to two significant figures.