Which one of the following is an exother...

Which one of the following is an exothermic reaction?

A

`N_(2(g)) + O_(2(g)) +180.9kJ rarr 2NO_((g))`

B

`N_(2(g)) + 3H_(2(g))- 292k.J rarr 2NH_(3(g))`

C

`C_("graphite") + H_(2)O_((g)) rarr CO_((g)) + H_(2(g)) -131.3 kJ`

D

`C_("graphite") + 2S_((s)) rarr CS_(2(l)) -91.9k.J`

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The correct Answer is:

B

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