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For the following reaction, C("diamond...

For the following reaction,
`C_("diamond")+O_(2)toCO_(2)(g), DeltaH=-94.3" "kcal`
`C_("graphite")+O_(2)toCO_(2)(g), DeltaH=-97.6" "kcal`
the heat require to change 1 g of
`C_("diamond")toC_("graphite")` is:

A

1.59 kcal

B

0.1375 kcal

C

0.55 kcal

D

0.275 kcal

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The correct Answer is:
D
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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:

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The enthalpy change for the following reactions are: C_("diamond")+O_(2(g)) rarr CO_(2(g))" "DeltaH=-395.3 KJ "mol"^(-1) C_("graphite")+O_(2(g)) rarr CO_(2(g)) " "DeltaH=-393.4 KJ "mol"^(-1) The enthalpy change for the transition C_("diamond")rarr C_("graphite") will be :

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