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Thermodynamics question

2023 · 12 Apr · Shift 1 · Q22

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JEE Main
Chemistry
Thermodynamics
2023 · 12 Apr · Shift 1 · Q22

Thermodynamics question

2023 · 12 Apr · Shift 1 · Q22

JEE MainChemistryThermodynamicsNumerical+4 / −1

One mole of an ideal gas at

350 \mathrm{~K}

is in a

2.0 \mathrm{~L}

vessel of thermally conducting walls, which are in contact with the surroundings. It undergoes isothermal reversible expansion from 2.0 L to

3.0 \mathrm{~L}

against a constant pressure of

4 \mathrm{~atm}

. The change in entropy of the surroundings (

\Delta \mathrm{S})

is

\underline{\hspace{2cm}}

\mathrm{J} \mathrm{K}^{-1}

(Nearest integer) Given:

\mathrm{R}=8.314 \mathrm{~J} \mathrm{~K}^{-1} \mathrm{~mol}^{-1}

.

Numerical answer

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