CH_4(g) + 2O_{2(g) → 2H2O(l) + CO2(g) ∆H = 890KJ mo-1 ∆H in the reaction represented by the equation above is the enthalpy of}

Samuel.og

4 years ago

COMBUSTION GIVES OUT HEAT
SO THE DELTA H= -890 NOT 890

Narutocharl

1 year ago

The ans is wrong cos combustion is exothermic and enthalpy change for exothermic rxn should be negative so the ans should be enthalpy of formation