For the following reaction,
`{:(C("diamond")+O_(2)to CO_(2)(g),, DeltaH=-97.6kcal),(C("graphite")+O_(2)to CO_(2)(g),,DeltaH=-94.3kcal):}`
The heat change for the conversion of 1 g of C (diamond) to C(graphite) is:
A. `1.59 kcal`
B. `0.1375 kcal`
C. `0.55 kcal`
D. `0.275 kacl`