r8vqwmvhc8 r8vqwmvhc8

25-02-2022
Chemistry

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Calculate the change in the entropy (J/K)of the compression of 140 grams of N2 gas as it goes from 100.0 L to 75.0 L.

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indrawboy indrawboy

25-02-2022

Entropy

ΔS = nR ln (V₂/V₁0

mole N₂ = 140 g : 28 g/mol = 5 mole

ΔS = 5 x 8.314 ln (75/100) = -11.96 J/mol

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