AS Level Chemistry: What is standard enthalpy change of combustion

Question

What is standard enthalpy change of combustion

Phillanie Jacobs · Accepted Answer

The enthalpy change when one mole of a substance is burnt in excess oxygen under standard conditions 
Reactant and product must be in their standard state

AS Level Chemistry

What is standard enthalpy change of combustion

The enthalpy change when one mole of a substance is burnt in excess oxygen under standard conditions Reactant and product must be in their standard state

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