An ideal gas in thermally insulated container, at internal pressure P₁, volume V₁ and absolute temperature T₁ expands irreversibly against zero external pressure so that the pressure of gas becomes P₂

Question

An ideal gas in thermally insulated container, at internal pressure P₁, volume V₁ and absolute temperature T₁ expands irreversibly against zero external pressure so that the pressure of gas becomes P₂, volume V₂ and temperature T₂. Which of the following statement(s) is/are correct?

Prashant Kotian · Accepted Answer

Correct answer: A,B,C. Pext = 0 q = 0 2 2 sys v 1 1 T V S nC n nR n T V      W = - Pext V  U  =0 T1 = T2 W = 0 H 0   T1 = T2 surrounding S 0   2 sys 1 V S nR n V   

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