Which amongst the following options is the correct relation between change in enthalpy and change in internal energy? [2023]

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Solution

Q.
Which amongst the following options is the correct relation between change in enthalpy and change in internal energy [2023]

1 $Δ H - Δ U = - Δ n R T$

2 $Δ H + Δ U = Δ n R$

3 $Δ H = Δ U - Δ n_{g} R T$

4 $Δ H = Δ U + Δ n_{g} R T$

Ans.
(4)

$Δ H = Δ U + Δ n_{g} R T$

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