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Question

Chemistry Question on Enthalpy change

Which of the following relation is not correct?

A

ΔH=ΔU−PΔV\Delta H =\Delta U - P \Delta V

B

ΔU=q+W\Delta U = q + W

C

ΔSsys +ΔSsurr ≥0\Delta S_{\text {sys }}+\Delta S_{\text {surr }} \geq 0

D

ΔG=ΔH−TΔS\Delta G =\Delta H - T \Delta S

Answer

ΔH=ΔU−PΔV\Delta H =\Delta U - P \Delta V

Explanation

Solution

From the given options the correct answer is option (A): ΔH=ΔU−PΔV\Delta H =\Delta U - P \Delta V