Stoich Review

 

Know the vocabulary from this unit

stoichiometry

percent yield

standard temperature

standard pressure

STP

limiting reactant

excess reactant

Avogadro’s principle

molar volume

ideal gas equation

combined gas law

 

 

Answer the following questions

1.         What is the molar volume of any substance at STP?

<Handwritten content>

2.         What is the specific temperature and pressure at STP?

<Handwritten content>

3.         How does Avogadro’s principle applied to gas stoichiometry?

<Handwritten content>

4.         How many moles of hydrochloric acid (HCl) are needed to react with 3 moles of zinc in the single displacement reaction?

<Handwritten content>

 

b.         In the same reaction, how many moles of hydrogen gas are formed?

<Handwritten content>

 

c.                   In the above reaction, how many grams of zinc chloride are formed?

<Handwritten content>

 

5.         Calcium chloride reacts with oxygen

            a.         Write a balanced chemical equation.