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Which are of the following is an exother...

Which are of the following is an exothermic reaction?

A

`H _(2 (g)) + Cl _(2 (g)) to 2HCl _((g) ) , Delta H =- 184 . 6 KJ`

B

`N _(2 (g)) + O _(2 (g)) to 2 NO _((g) ) , Delta H = + 180. 8 KJ`

C

`C _(("graphite")) + H _(2) O _((g)) to CO _(2) + H _(2 (g)) Delta H = -131 . 4 KJ`

D

`C _(("graphite")) + 2 S _((g)) to CS _(2(1))` Delta H =+ 91.9 KJ

Text Solution

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The correct Answer is:
A
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