\textbf{232 –} If $0.8$ g of solid sodium hydroxide is added to $100\ \text{mL}$ of $0.1$ molar hydrochloric acid solution, what is the pH of the resulting solution and how many moles of ions are formed?
$$(\text{H} = 1,\ \text{O} = 16,\ \text{Na} = 23\ \text{: g.mol}^{-1})$$
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(1) $0.01 \cdot 4$ \hspace{1cm} (2) $0.02 \cdot 4$ \hspace{1cm} (3) $0.01 \cdot 13$ \hspace{1cm} (4) $0.02 \cdot 13$
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