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30. One mole ...

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30. One mole of an ideal gas at 300K in thermal contact with surroundings expands isothermally from 1L to 2 L against a constant pressure of 3 atm.In this process the change in entropy of surroundings in J/K is (1)5.763 (2)1.013 (3)-1.013 (4)-5.763

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Q. One mole of an ideal gas at 300 K in thermal contact with surroundings expands isothermally from 1.0 L to 2.0 L against a constant pressure of 3.0 atm. In this process, the change in entropy of surrounding

(Δ S_{m a x})

J K^{- 1}

1 L a t m = 101.3 J

)

Q. One mole of an ideal gas at

300 K

in thermal contact with surroundings expands isothermally from

1.0 L

2.0 L

against a constant pressure of

3.0 a t m

In this process, the change in entropy of surroundings

(Δ S_{s u r r})

J K^{- 1}

(1 L

= 103 J)

Q. One mole of an ideal gas at 300 K in thermal contact with surroundings expands isothermally from 1.0 L to 2.0 L against a constant pressure of 3.0 atm. In this process, the change in entropy of surrounding

(Δ S_{m a x})

J K^{- 1}

1 L a t m = 101.3 J

)

3

{C O}_{2}

gas expands isothermally against external pressure of

1

bar. Volume increases from

10 L

30 L

respectively. The system is in thermal contact of surroundings at temperature

15 o C

. Entropy change in isothermal process is:

Δ S = 2.303 n R log (\frac{V_{2}}{V_{1}})

{C O}_{2}

behaves like an ideal gas, then entropy change of system (

Δ S_{s y s t e m}

3

{C O}_{2}

gas expands isothermally against external pressure of

1

bar. Volume increases from

10 L

30 L

respectively. The system is in thermal contact of surroundings at temperature

15 o C

. Entropy change in isothermal process is:

Δ S = 2.303 n R log (\frac{V_{2}}{V_{1}})

Select the correct relation:

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