Chemistry-(general)
NEET Chemistry (general) MCQ Question
Type: MCQ-numerical-Easy-Class 11
When 2 liters of an ideal gas at a pressure of 10 atm undergoes isothermal expansion from 2 liters to 10 liters against a vacuum, what is the work done by the gas?
A
0 J
B
20 J
C
100 J
D
200 J
Correct Answer
Option A
Detailed Explanation
During isothermal expansion into a vacuum, the external pressure is zero, so no work is done. From the NCERT context, w = 0 for isothermal expansion into vacuum.
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