Mecury has mp -389 c a molar heat capacity of 279jkmol for, Ask an Expert

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Mecury has mp= -38.9 C, a molar heat capacity of 27.9J/(K.mol) for the solid, and heat of fusion =2.33kJ/mol. assuming that the heat capacities dont change with temperature, how much energy (in kJ) is needed to heat 7.5g of Hg from a temperature of -50 to +50.

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