Lithium and Nitrogen React in a Combination Reaction to Produce

question 20

Multiple Choice

Lithium and nitrogen react in a combination reaction to produce lithium nitride: 6 Li(s) + N₂(g) → 2 Li₃N(s)
In a particular experiment,1.50-g samples of each reagent are reacted.The theoretical yield of lithium nitride is ________ g.

• A) 1.51
• B) 1.25
• C) 7.5
• D) 2.51
• E) 3.7

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