2SO2(g) + O2(g) → 2SO3. In the reaction above, the standard heats of formation of SO2(g) and SO3(g) are -297 KJ mol-1 and -396 kJ/mol respectively. The heat change of the reaction is?
a
-99 kJ mol-
b
-198 kJ mol-
c
+198 kJ mol-
d
+683kJ mol-
Explanation
Correct Option
bVideo Explanation
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