A gas expands and does 25.6 J of work on the surroundings. At the same time, the gas absorbs 89.6 J of heat from the surroundings. What is the change in the internal energy of the gas?

Q: What is the work done by a system when it absorbs 47 J of heat and gain 12 J of energy?

A: Since you have posted multiple question, the answer for first question is given below. Kindly repost…

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Q: 2. What is the work done by a system whenabsorbs 47 J of heat and gain 12 J of energy?

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