A 7 kg sample of mercury is completely solidified and, Physics

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A 7 kg sample of mercury is completely solidified and

A 7 kg sample of mercury is completely solidified and liberates 110 kJ of energy. What is the original temperature of the mercury? (The melting point of mercury is 234 K, the heat of fusion of mercury is 11.3 kJ/kg, and the specific heat of mercury is 140 J/kg?K.)

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