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Posted by on Tuesday, May 15, 2012 at 4:29am.

How much heat in joules must be added to 0.348 kg of aluminum to change it from a solid at 138 °C to a liquid at 660 °C (its melting point)? The latent heat of fusion for aluminum is 4.0 x 105 J/kg.

  • physics - , Tuesday, May 15, 2012 at 5:58am

    Look up the specific heat of aluminum. Call it C.
    Q = M C *(522) + M*(4.0*10^5)
    Where M= 0.348 kg

    Compute the heat required, Qj

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