Standard enthalpy change of combustion

Question 1

Standard enthalpy change of combustion definition

Answer 1

The enthalpy change of combustion when one mole of a substance is burned in excess oxygen under standard conditions

Question 1

Standard enthalpy change of combustion symbol

Answer 1

ΔHꝊ c

Question 2

Standard enthalpy change of combustion occur in exothermic or endothermic reaction or both

Answer 2

exothermic

Question 3

Enthalpy change (∆H) is the

Answer 3

heat energy change measured under conditions of constant pressure