A coal sample contains C=75.5%, H=11.25%, O=11.25, N=1%, S=1%. Caluclate gross calorific value?

A coal sample contains C=75.5%, H=11.25%, O=11.25, N=1%, S=1%. Calucl

1.	A coal sample contains C=75.5%, H=11.25%, O=11.25, N=1%, S=1%. Caluclate gross calorific value?
A.	9568 cal/gm
B.	10000 cal/gm
C.	9799.010 cal/gm
D.	9518.893 cal/gm
Answer» E.