Ice melts at while liquid water freezes at the same temperature

CHEMISTRY · Subjective · AP · Chemistry · Thermochemistry · Thermochemistry

Problem

Ice melts at 0 ∘C0\,^{\circ}\text{C} while liquid water freezes at the same temperature. Describe the sign of ΔH\Delta H for each process and relate that sign to the direction of energy transfer between the water sample and its surroundings.

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