Question 1

What is the first step in solving a stoichiometry problem?

Accepted Answer

Write balanced equation; identify knowns and unknowns.

Question 2

What is the second step in solving a stoichiometry problem?

Accepted Answer

Convert known quantity to moles.

Question 3

What is the third step in solving a stoichiometry problem?

Accepted Answer

Compare moles of known to moles of unknown with mole ratio.

Question 4

What is the fourth step in solving a stoichiometry problem?

Accepted Answer

Convert unknown into desired units.

Question 5

What is the fifth step in solving a stoichiometry problem?

Accepted Answer

Write a concluding statement.

Question 6

What is a limiting reagent?

Accepted Answer

A reactant that is completely used up and limits the final amount of product that can be produced.

Answer

A reactant that is not completely used up (some left over) after a chemical reaction has taken place.

Question 7

What is an excess reagent?

Accepted Answer

A reactant that is not completely used up (some left over) after a chemical reaction has taken place.

Answer

A reactant that is completely used up and limits the final amount of product that can be produced.

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