Question
How many grams of oxygen gas are required to produce 7.46 kJ of heat when hydrogen gas burns at constant pressure to produce gaseous water?
2 H2(g) + O2(g) → 2 H2O(g) ΔH = −484 kJ
Liquid water has a heat of vaporization of 44.0 kJ per mole at 25°C.
2 H2(g) + O2(g) → 2 H2O(g) ΔH = −484 kJ
Liquid water has a heat of vaporization of 44.0 kJ per mole at 25°C.