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OpenStudy (anonymous):
The heat of fusion of lead is 5.9 kcal/kg, and the heat of vaporization is 207 kcal/kg, and its melting point is 328°C. How much heat is required to melt 50 g of lead initially at 23°C? (The specific heat of lead is 0.031 kcal/kg-°C.) Please Help!!!
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