Stoichiometry Review
Authored by Sean Holmes
Chemistry
10th - 12th Grade
NGSS covered
Used 27+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first thing you must do to solve a stoichiometry problem?
Make sure the chemical reaction is Balanced
Panic
Make sure the Equation is Unbalanced
Multiple by Avogadro's Number
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many moles of H2 are needed to react with 2 moles of N2 according to the reaction?
1 N2 + 3 H2 → 2 NH3
6
2
3
1
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many moles of H2O can be produced if 8 moles of H2 are reacted according to the following reaction?
2 H2 + 1 O2 → 2 H2O
4 moles
8 moles
16 moles
2 moles
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If 12.00 moles of NaClO3 react, how many moles of O2 will be produced according to the reaction?
2 NaClO3 → 2 NaCl + 3 O2
12 moles of O2
18 moles of O2
9 moles of O2
6 moles of O2
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
1 Cl2 + 2 KBr → 1 Br2 + 2 KCl
How many GRAMS of KCl can be produced from 356 g of KBr?
749 g
223 g
479 g
814 g
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
About how many GRAMS of H2O will be produced from 150 grams of Fe2O3 according to the reaction?
1 Fe2O3 + 3 H2 → 2 Fe + 3 H2O
50 grams H2O
60 grams H2O
5000 grams H2O
6000 grams H2O
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
How many LITERS of CO2 are produced from the combustion of 110 g of CH4 according to the reaction?
1 CH4 + 2 O2 → 1 CO2 + 2 H2O
306.9 Liters
61.6 Liters
136.9 Liters
153.4 Liters
Tags
NGSS.HS-PS1-7
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