Question

The equation of nitrogen produced in a deployed air bag is: 2NaN3 + 42.7KJ--->2Na + 3N2. What amount of heat is needed to prepare 0.325kg of N2?

Answer 1

42.7 kJ is needed to produce 3*28 = 84 grams. Therefore, to produce 325 g, one will need
42.7 kJ x (325/84) = ??