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HARDMCQ SINGLEJEE Mains ChemistryPhysical ChemistryThermodynamics and ThermochemistryAchiever Section

What is the entropy change in 2 mol N₂, when its temperature is taken from 400 K to 800 K. at constant pressure?

A.30 J/K

B.60 J/K

C.40 J/K✓ Correct

D.20 J/K

Explanation

2 1 T S nCpln T 7 800 2 R ln 40 J / K 2 400 x x

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