Chemistry

Problem

Calculate the concentrations of the following solutions: (a)

10.2 \text{ g dm}^{-3}

\text{Pb}(\text{NO}_3)_2

\text{mol dm}^{-3}

(b)

4.6 \text{ g dm}^{-3}

\text{MgCl}_2

\text{mol dm}^{-3}

(c)

0.01 \text{ mol dm}^{-3}

NaOH in

\text{g dm}^{-3}