The entropy change when two moles of ideal monatomic gas is heated from `200 "to" 300^(@) C` reversibly and isochorically ?

Question

The entropy change when two moles of ideal monatomic gas is heated from `200 "to" 300^(@) C` reversibly and isochorically ?

The entropy change when two moles of ideal monatomic gas is heated from `200 "to" 300^(@) C` reversibly and isochorically ?
A. `(3)/(2) R In ((300)/(200))`
B. `(5)/(2) R In ((573)/(273))`
C. `3R In ((573)/(473))`
D. `(3)/(2) R In ((573)/(473))`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - C
`DeltaS_("gas") = nC_(v.m) "In" (T_(2))/(T_(1)) = 2 xx (3)/(2)R "In" (573)/(473) = 3R"In"((573)/(473))`

5 views Answered 2023-02-05 15:29