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किस परिवर्तन के लिए `DeltaHneDeltaU` है ---

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किस परिवर्तन के लिए `DeltaHneDeltaU` है ---
A. `H_(2)(g)+I_(2)(g)hArr2HI(g)`
B. `CHI(aq)+NaOH(aq)to NaCI(aq)+H_(2)O(l)`
C. `C(s)+O_(2)(g)hArrCO_(2)`
D. `N_(2)(g)+2H_(2)(g) to 2NH_(3)(g)`
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Correct Answer - D
`DeltaH=DeltaU+Delta"nRT"`
`(a),(b),(c)` के लिए `Deltan=0` तथा (d) के लिए `Deltan=-2`
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