Q.
During an isothermal expansion of an ideal gas its
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a
Internal energy increases
b
Enthalpy decreases
c
Enthalpy remains unaffected
d
Enthalpy reduces to zero
answer is C.
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Detailed Solution
During isothermal expansion of ideal gas, ∆T=0, ΔH=ΔE+PΔV=ΔE+nRΔT=0+0=0
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