Neutralization of a strong monoprotic acid by sodium hydroxide follows

CHEMISTRY · Single correct · A Level · Chemistry · Energetics · Energetics

Problem

Neutralization of a strong monoprotic acid by sodium hydroxide follows H+(aq)+OH−(aq)→H2O(l);  ΔH∘=−57.3 kJ mol−1\mathrm{H^+(aq)} + \mathrm{OH^-(aq)} \rightarrow \mathrm{H_2O(l)};\; \Delta H^\circ = -57.3\,\text{kJ mol}^{-1}. What volume of 0.500 M0.500\,\text{M} NaOH(aq) must react to release 23.0 kJ23.0\,\text{kJ} of heat under standard conditions? (a) 1.24\,\text{L} (b) 0.80\,\text{L} (c) 0.40\,\text{L} (d) 1.60\,\text{L}

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