haylee8793 haylee8793

28-03-2018
Physics

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How much heat is required to solidify 2.0 kg of liquid copper?

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skyluke89 skyluke89

06-04-2018

The latent heat of fusion of copper is [tex]L_f = 209 kJ/kg[/tex], so the amount of heat needed to solidify the copper is this value times the mass of the liquid copper:
[tex]Q=m L_f = (2.0 kg)(209 kJ/kg)=418 kJ[/tex]

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