Unit 7 Stoichiometry

Question 1

Actual yield

Answer 1

The amount of product formed when a reaction is carried out in the laboratory.

Question 2

Percent Yield

Answer 2

The ratio of the actual yield to the theoretical yield

Question 3

Theoretical Yield

Answer 3

The calculated amount of product formed during a reaction.

Question 4

Excess Reagent

Answer 4

Quantity of a reactant that is more than enough to react with a limiting reagent.

Question 5

Limiting Reagent

Answer 5

The reactant that determines the amount of product that can be formed in a reaction.

Question 6

Stoichiometry

Answer 6

Calculation of quantities in chemical reactions.

Question 7

A balanced chemical equation allows one to determine the

Answer 7

mole ratio of any two substances in the reaction

Question 8

What is the mole ratio of Hydrogen to Ammonia?

3 H₂ + N₂ –> 2 NH₃

Answer 8

3:2

Question 9

What is the mole ratio of Chlorine to Potassium Chloride?

Cl₂ + 2KBr —> Br₂ + 2 KCl

Answer 9

1:2

Question 10

Who is awesome at chemistry?

Answer 10

Me