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AP EAMCET202318 May 2023Evening ShiftChemistryThermodynamics (C)Actual

If one litre of an ideal gas at a pressure of 20 ~atm expands isothermally and reversibly to a final volume of ' X ' L by absorbing 92.12 L. atm heat, ' X ' (in L) is

Options

  1. A200
  2. B20
  3. C15
  4. D100

Correct answer

D. 100

Step-by-step solution

aligned & W _ rev =-2.303 RT V ₂ ~V ₁ & =-2.303 P ₁ ~V ₁ V ₂ ~V ₁ & =-2.303(20)(1.0) -=-46.06 V ₂ 1 & =-46.06 V ₂ & =-92.12 ~L atm V ₂=2 V ₂=100 ~L aligned

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