Name: _________________________________
Date:_____________ Period: _________
STOICHIOMETRY—MOLES TO MOLES CALCULATIONS
Part 1
Directions: This worksheet is designed to be completed WITHOUT the use of a calculator.
You must show all work in order to receive full credit!
1. Balance the equation below and use the balanced equation to answer all questions below.
___𝑁2 + ___𝐻2 → ____𝑁𝐻3
Type of Reaction: ______________
a. If 1 mole of ammonia forms, how many moles of nitrogen were reacted?
b. If 5 moles of nitrogen are reacted, how many moles of ammonia are formed?
c. If 2 moles of nitrogen gas are reacted, how many moles of hydrogen must also
react?
d. If 6 moles of ammonia are formed, how many moles of hydrogen gas were
reacted?
e. If 9 moles of hydrogen gas react, how many moles of ammonia gas should be
formed?
Name: _________________________________
Date:_____________ Period: _________
STOICHIOMETRY—MOLES TO MOLES CALCULATIONS
Attemp #2
1. Balance the equation below and use the balanced equation to answer all questions below.
___𝐵 + ___𝑂2 → ____𝐵2 𝑂3
Type of Reaction: _______________
a. If one mole of 𝐵2 𝑂3 is formed, how many moles of Boron reacted?
b. If 9 moles of oxygen gas react, how many moles of 𝐵2 𝑂3form?
c. If 12 moles of Boron react, how many moles of oxygen gas must also react?
d. If 6 moles of oxygen gas react, how many moles of Boron must also react?
e. If 0.5 moles of 𝐵2 𝑂3 are formed, how many moles of aluminum metal were
reacted?
Name: _________________________________
Date:_____________ Period: _________
STOICHIOMETRY—MOLES TO MOLES CALCULATIONS
page 2
2. Balance the equation below and use the balanced equation to answer all questions below.
___𝐶3 𝐻8 + ___𝑂2 → ____𝐶𝑂2 + ___𝐻2 𝑂
Type of Reaction: _______________
a. If one mole of Propane is formed, how many moles of water reacted?
b. If 10 moles of oxygen gas react, how many moles of Propane form?
c. If 15 moles of Carbon dioxide, how many moles of oxygen gas must also react?
d. If 20 moles of oxygen gas react, how many moles of Water must also react?
e. If 0.5 moles of propane are formed, how many moles of water were reacted?