Limiting Reactant

Front

The limiting reactant

Back

is used up first

Front

Use the equation 2 Al + 3 Cl₂ ---> 2 AlCl₃. If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.

Back

Cl2

Front

What is the limiting reactant if 10 moles of NH₃ react with 30.0 moles of NO?
4NH₃+6NO --> 5N₂ + 6H₂O

Back

NH₃

Front

Theoretical yield = 73g
Actual yield = 62g
Calculate the percent yield.

Back

85%

Front

When 12 moles of O₂ reacts with 1.1 mole of C₁₀H₈, what is the limiting reactant? C₁₀H₈ + 12 O₂ --> 10 CO₂ + 4 H₂O

Back

Oxygen

Front

P₄ + 3O₂ --> P₄O₆ 
What is the limiting reactant if 12 moles of P₄  react with 15 moles of O₂?

Back

O₂

Front

4NH₃ + 5O₂ --> 4NO + 6H₂O
How many grams of NO are formed if 6.30g of ammonia react with 1.80g of oxygen?

Back

1.35g

Front

P₄ + 6Cl₂ --> 4PCl₃ 
The reaction of 75.0g P₄ with excess chlorine gas produces 110g PCl₃ in lab. Find the theoretical yield and calculate percent yield for the reaction.

Back

33%

Front

P₄ + 6Cl₂ --> 4PCl₃ 
The reaction of 75.0g P₄ with excess chlorine gas produces 110g PCl₃ in lab. Find the theoretical yield and calculate percent yield for the reaction.

Back

33%

Front

How many grams of FeS are formed from 7.62g of Fe reacted with excess S?

Back

12.2g