Question

On combustion carbon forms two oxides CO and CO2, heat of formation of CO2 is -94.3 kcal and that of CO is -26.0 kcal. Heat of combustion of carbon is

Answer 1

Answer:

carbon = -393.5 kJ/mol

Explanation:

heat realeased upon the formation of 35.2 gm of CO2 from C and O is -393.5

Answer 2

Answer:

94.3 kcal

Explanation

C+O2 IS CO2, ΔH WHICH IS EQUAL TO 94.3 KCAL