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Grade 12th passZoology

The empirical formula of a organic compound having 78.6% carbon, 8% hydrogen, 12% nitrogen is
A. C2H5N
B. C7H9N
C. CH2N
D. C3H7N

Profile image of Pushpa Raj Joshi
6 Years agoGrade 12th pass
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1 Answer

Profile image of Arun
6 Years ago
Dear student
 
C = 78.6 % = 6.50 ~7
H = 8% = 80.86 ~9
 
N = 12 % = 0.860 ~ 1
 
hence empirical formula = C7H9N

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