Question

If the heat of formation of
CH4, CO2 and H20 are
respectively -18.4 Kcal,
-94.0 Kcal, -68.4 Kcal.
The heat of combustion of
methane is
Select one:
a.-249.2 kcal
b. +212.4 kcal
C. +249.2 kcal
d. -212.45 kcal​

Answer 1

Answer:

d. -212.45 kcal

Explanation:

This is an exothermic process hence its always release energy therefore its ♡H is always negative