Two moles of an ideal gas is expanded isothermally and reversibly from 2 litre to 20 litre at 300 K. The enthalpy change (in kJ) for the process is

Question

Two moles of an ideal gas is expanded isothermally and reversibly from 2 litre to 20 litre at 300 K. The enthalpy change (in kJ) for the process is, 22.4 kJ, –22.4 kJ, 9.6 kJ, 0 kJ

MARKS App · Accepted Answer

For isothermal process for an ideal gas, ΔT = 0 Hence, ΔH = nC p ΔT = 0

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