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BITSAT 2009
Exam
BITSAT
Year
2009
Subject
Chemistry
Chapter
Thermodynamics (C)

BITSAT 2009 · Chemistry · Thermodynamics (C)

One mole of an ideal gas at 300 ~K is expanded isothermally from an...

One mole of an ideal gas at 300 K300 \mathrm{~K} is expanded isothermally from an initial volume of 1 litre to 10 litres. The ΔE\Delta \mathrm{E} for this process is \left(\mathrm{R}=2\right.calmol−1 K−1)cal \left.\mathrm{mol}^{-1} \mathrm{~K}^{-1}\right)

Options

  1. A163.7cal163.7 \mathrm{cal}
  2. Bzero
  3. C1381.1cal1381.1 \mathrm{cal}
  4. D9 lit atom

Correct answer

B. zero

Step-by-step solution

For isothermal process, ΔE=0\Delta \mathrm{E}=0
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