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Questions  >>  JEEMAIN and NEET  >>  Physics  >>  Class11  >>  Thermodynamics
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Q)

. S1: $ \Delta H$ of a reaction is independent of temperature. \[\] S2: $\Delta H^{\circ}$ of a reaction = $ \sum H^{\circ}$(Products) - $ \sum H^{\circ}$(Reactants)

$\begin {array} {1 1} (A)\;\text{If both S1 & S2 are correct and S2 is correct explanation of S1.} \\ (B)\;\text{If both S2 & S1 are correct but S2 is not correct explanation of S1.} \\ (C)\;\text{If S1 is correct but S2 is wrong.} \\ (D)\; \text{If S1 is wrong but S2 is correct.} \end {array}$

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A)
$ \Delta H$ depends on temperature of the surrounding, products, reactants, etc.
Ans : (D)
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