Calculate the Quantity of Heat,in KJ,required to Raise the Temperature

question 42

Multiple Choice

Calculate the quantity of heat,in kJ,required to raise the temperature of a 2.15 kg iron bar 24.0 °C (specific heat of iron = 0.473 J/g °C) .

• A)109 kJ
• B)51.6 kJ
• C)23.6 kJ
• D)24.4 kJ
• E)11.3 kJ

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A situation in which the allocation of goods and services is not efficient, often leading to a net social welfare loss.

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