What quantity of heat in joules is required to change silver
The specific heat capacity of silver is 0.235 J/g K. Its melting point is 962 C and its enthalpy of fusion is 11.3 kJ/mol. What quantity of heat in joules is required to change 5.00 g of silver from a solid at 25 C to a liquid at 962 C?
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What is the mole fraction of MgCl2 in a solution that is 11.04% by mass MgCl2(aq)? The molar mass of MgCl2 is 95.21 g/mol.
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