Given that the of at 25 °C

CHEMISTRY · Multi-part · A Level · Chemistry · Acids and bases · Acids and bases

Problem

Given that the

K_b

\text{HPO}_4^{2-} = 1.60 \times 10^{-7}

at 25 °C, calculate the following: (1) a the

pK_a

of its conjugate acid (2) b the formula of its conjugate acid.