Question

Methane gas starts burning only after absorbing __________KJ/mol heat

Answer 1

Methane gas starts burning only after absorbing -880 KJ/mol heat.

Explanation:

• The amount of heat released during combustion of one mole of a substance is called heat of combustion
• It is expressed by Kilo Joule/mole
• The heat of combustion of methane gas is -880KJ/mol.