22. The First Law of Thermodynamics
First Law of Thermodynamics
Multiple Choice
Multiple ChoiceA gas in a cylinder held at a constant pressure 1.80×105 Pa expands from a volume of 1.2 m3 to 1.6 m3. The internal energy of the gas decreases from 4.40×105 J to 3×105 J. How much heat was transferred to the gas?
A
–6.8 × 104 J
B
2.12 × 105 J
C
4.72 × 105 J
D
2.28 × 105 J
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