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

One mole of an ideal gas at 300 K is expanded isothermally from an initial volum of 1 litre to 10 litres .The ΔE for this process is

Options

(a) 138.1 cal
(b) zero
(c) 163.7 cal
(d) 9 L atm

Correct Answer:

zero

Explanation:

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