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One mole of an ideal monoatomic gas at 27^(@)C is subjected to a reversible isoentropic compression until final temperature reaches 327^(@)C. If the initial pressure was 1.0 atm then find the value of ln P_(2): |
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Answer» SOLUTION :ISOENTROPIC `rArr q= 0 rArr T_(1)^(GAMMA), P_(1)^(1- gamma) = T_(2)^(gamma) P_(1)^(1- gamma)` `(300)^(5//3) xx 1^((1-5//3)) = (600)^(5//3) xx P_(2)^((1- 5//3))` `((1)/(2))^(5//3) = P_(2)^(-(2//3)) rArr (5)/(3)" ln" (1)/(2) = (-2)/(3) ln P_(2)` `rArr ln P_(2) = (5)/(2) ln 2= 1.73` |
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