In the combusion of 2g benzene, 2.5 kcal heat was evolved. What is the heat of combustion?

In the combustion of 2.0 g of methane 25 kcal heat is liberated, heat of combustion of methane would be ___________ .

In the combustion of 2.0 g of methane 25 kcal heat is liberated, heat of combustion of methane would be ___________ .

In the combustion of 2.0 g of methane 25 kcal heat is liberated, heat of combustion of methane would be ___________ .

In the combustion of 0.4 g. of CH_(4) 0.25 Kcal. Of heat is liberated. The heat of combustion of CH_(4) is

In the combustion of 0.4 g. of CH_(4) 0.25 Kcal. Of heat is liberated. The heat of combustion of CH_(4) is

The heat of combustion of benzene is -3264 kJmol^(-1) . The heat evolved in the combustion of 39g of benzene will be………………. .

The heat of combustion of benzene is -3264 kJmol^(-1) . The heat evolved in the combustion of 39g of benzene will be………………. .