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I have found two different answers for the numerical problem given in above image.please solve this problem and tell me correct answer. I have found two different answers for the numerical problem given in above image.please solve this problem and tell me correct answer.
Work done = P x dV = > 2 x (20 -10) = 2 x 10 =20 Joule.In chemistry,dU = dQ + dW = 300 x 4.2 + 20 = 1280 Joule.
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