Question

Magnesium and nitrogen react in a combination reaction to produce magnesium nitride. 3 mg + n2 ? mg3n2. in a particular experiment, a 9.27 g sample of n2 reacts completely. the mass of mg consumed is

Answer 1

3Mg + N₂ = Mg₃N₂

m(Mg)=3M(Mg)m(N₂)/M(N₂)

m(Mg)=3*24.3*9.27/28.0=24.14 g