If (I)C + O_2 rarr CO_2 , Q_1 (II) C+1//2 O_2 rarr CO , Q_2 (III) CO + 1//2O_2 rarr CO_2 , Q_3 The heats of reaction Q_1 and Q_2 are -12, -10 respectively. Then Q_3 is

If (I)C + O_2 rarr CO_2 , Q_1 (II) C+1//2 O_2 rarr CO , Q_2 (III) CO

1.	If (I)C + O_2 rarr CO_2 , Q_1 (II) C+1//2 O_2 rarr CO , Q_2 (III) CO + 1//2O_2 rarr CO_2 , Q_3 The heats of reaction Q_1 and Q_2 are -12, -10 respectively. Then Q_3 is
Answer» `-2` `2 ` ` –22` ` –16` ANSWER :A