lilrariwmb57 lilrariwmb57

18-04-2024
Physics

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A 7 kg sample of liquid mercury is cooled and then completely solidified and loses a total of 81.06 kJ of energy. What is the original temperature of the mercury? (The melting/freezing point of mercury is -38.87°C and its specific heat capacity is 0.14 J/g°C)

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