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CHEMISTRY..please help..thanks

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The molar heats of fusion and vaporization for silver are 11.3 kJ/mol and 250. kJ/mol, respectively. Silver's normal melting point is 962°C, and its normal boiling point is 2212°C. What quantity of heat is required to melt 13.0 g of silver at 962°C?

  • CHEMISTRY..please help..thanks -

    heat to melt= mass*latentheatfusion
    = 13.0g*11.3kJ/mol *1mol/xxxgrams

    so look up xxxg as the molemass of Ag

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