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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

What is for a system that does 500 cal of work on surrounding and 300 cal of heat is absorbed by the system? **[BCECE 2003]**

Answer: (A)

Solution

By the first law, . Here heat is absorbed, so cal, and the system does work on the surroundings, so cal

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Question ID VK-134651