Question

Standard enthalpy of combustion of
graphite at 25 °C is -
393.51 kJ mol-1 and that of diamond is -
395.41 kJ mol-1. The enthalpy change
for graphite is:
A) -1.91
C) -2.1
B. +2.1
D) +1.91
​

Answer 1

Answer:

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Explanation:

A) -1.91