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The Melting Point of Aluminum Is 660C660 ^ { \circ } \mathrm { C }

Question 28

Multiple Choice

The melting point of aluminum is 660C660 ^ { \circ } \mathrm { C } its latent heat of fusion is 4.00×105 J/kg4.00 \times 10 ^ { 5 } \mathrm {~J} / \mathrm { kg } and its specific heat is 900 J/kgK900 \mathrm {~J} / \mathrm { kg } \cdot \mathrm { K } How much heat must be added to 500 g of aluminum at 27C27 ^ { \circ } \mathrm { C } to completely melt it?


A) 273 kJ
B) 14 kJ
C) 395 kJ
D) 485 kJ
E) 147 kJ

Correct Answer:

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