Chemistry

Problem

A chemist dissolves

1.5\times10^{-3}\,\text{g}

of gaseous

\text{HCl}

in enough water to prepare 250 mL of solution at 25 °C. What is the pH of the resulting solution? (Molar mass of

\text{HCl} = 36.46\,\text{g mol}^{-1}

) a) 2.22 b) 3.78 c) 4.20 d) 10.22