How much energy is released or absorbed when 1gm of water at 0∘C freezes to ice at 0∘C?
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Solution
The amount of energy released when 1gm of water at 0o freezes to ice is same as when the same amount of ice is melted into water i.e, each 1g will release heat energy equal to 334J on freezing as latent heat of Fusion of ice is L=334J/g.