This \( 1.00~mol~dm^{-3} \) solution of nitrous acid was used to prepare a buffer with pH 3.00. Calculate the concentration of the conjugate base of nitrous acid required to make this buffer. The \( pK_{a} \) of nitrous acid is 3.25.
This \( 1.00~mol~dm^{-3} \) solution of nitrous acid was used to prepare a buffer with pH 3.00. Calculate the concentration of the conjugate base of nitrous acid required to make this buffer. The \( pK_{a} \) of nitrous acid is 3.25.