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CBSE Class 11-science Answered

Please answer following question.
question image
Asked by Balbir | 04 Apr, 2018, 05:02: PM
answered-by-expert Expert Answer
Option C is correct.
 
The reactions given in the question are not balanced.
 
So the question should be,
 
C  + O2 → CO2       ..... (1)           
 
C + 1/2 O2 → CO   ..... (2)
 
CO + 1/2 O→ CO2 ....(3)
 
By adding aquation (2) and (3)
 We will get,
 
 
C  + O2 → CO
 
Therefore Q is -12+(-10)
 
                   = -22
Answered by Varsha | 14 Apr, 2018, 02:45: PM
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