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An ideal gas occupies a volume of 2m 3 at a pressure of 3 × 10 6 Pa. The energy of the gas is :

1. 6 × 10 4 J
2. 9 × 10 6 J
3. 3 × 10 2 J
4. 10 8 J

Correct answer: 9 × 10 6 J

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