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प्रश्न
104 J of work is done on a certain volume of a gas. If the gas releases 125 kJ of heat, calculate the change in internal energy of the gas.
उत्तर
Given:
Q = 125 kJ, W = 104 kJ, ΔU = ?
Formula:
ΔU = Q - W
∴ ΔU = 125 - 104 = 21 kJ
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