If minimum possible work is done by a refrigerator in converting 100 grams of water…

PHYSICS · Subjective · A Level · Physics · Engineering physics · Engineering physics

Problem

If minimum possible work is done by a refrigerator in converting 100 grams of water at

0^\circ\text{C}

to ice, how much heat (in calories) is released to the surroundings at temperature

27^\circ\text{C}

(Latent heat of ice =

80 \text{ Cal/gram}

) to the nearest integer?