TS EAMCET 5 May 2018 Shift 2 Solved Paper

Section: Chemistry

Question : 131 of 160

Marks: +1, -0

A sample of argon of 1 atm pressure and 300K expandsreversibly and adiabatically from 1.25dm3 to 2.5dm3. Calculatethe approximate enthalpy (in J) change
[i) Cv for argon is 12.48JK−1, ii) Assume argon to be an idealgas,iii) ΔT=111.5K]

20.9
117
234
58.5

Validate

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