1.

for which of the following reactions DeltaH is less thanDeltaE ?

Answer»

`HCl(aq)+ NaOH(aq) to NaCl(aq)+ H_(2)O(l)`
`H_(2)(g)+ l_(2)(g)to 2Hl(g)`
`C(s) + O_(2)(g) to CO_(2)(g)`
`N_(2)(g) +3H_(2)(g) to 2NH_(3)(g)`

SOLUTION :For `N_(2)(g)+3H_(2)(g)to2NH_(3)(g)`
` HENCE , Deltan=-2`
`DeltaHlt DeltaE`


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