A 920-G Empty Iron Kettle Is Put on a Stove $15.0 ^ { \circ } \mathrm { C }$

question 176

Multiple Choice

A 920-g empty iron kettle is put on a stove. How much heat in joules must it absorb to raise its temperature form $15.0 ^ { \circ } \mathrm { C }$ to $93.0 ^ { \circ } \mathrm { C } \text { ? }$ The specific heat for iron is 113 cal/kg ? C°, and 1 cal = 4.186 J.

• A)33,900 J
• B)40,500 J
• C)8110 J
• D)40,100 J

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