How Much Heat Energy Would Be Needed to Raise the Temperature

question 61

Multiple Choice

How much heat energy would be needed to raise the temperature of a 15.0 g sample of iron [C = 0.448 J/(g $\degree$ C) ] from 22.0 $\degree$ C to 100.0 $\degree$ C?

• A)34.9 J
• B)672 J
• C)524 J
• D)1.17 x 10³ J
• E)not enough information given

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