Lithium and Nitrogen React in a Combination Reaction to Produce $\mathrm { N } _ { 2 }$

question 242

Multiple Choice

Lithium and nitrogen react in a combination reaction to produce lithium nitride: 6Li(s) + $\mathrm { N } _ { 2 }$ (g) ? $2 \mathrm { Li } _ { 3 }$ N(s)
In a particular experiment,5.50 g samples of each reagent are reacted.What is the theoretical yield of lithium nitride?

• A)4.60 g
• B)13.7 g
• C)27.6 g
• D)3.42 g
• E)9.20 g