How Much Heat Must Be Added to a 8 $14 ^ { \circ } \mathrm { C } \text { ? }$

Multiple Choice

How much heat must be added to a 8.0-kg block of ice at -8°C to change it to water at $14 ^ { \circ } \mathrm { C } \text { ? }$ The specific heat of ice is 2050 J/kg ∙ C°, the specific heat of water is 4186 J/kg ∙ C°, the latent heat of fusion of ice is 334,000 J/kg, and 1 cal = 4.186 J.

A) 780 kcal
B) 140 kcal
C) 180 kcal
D) 810 kcal
E) 730 kcal