Mass to Mass Stoichiometry
Authored by Xen Full
Chemistry
7th Grade
NGSS covered
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many grams of carbon dioxide are produced when 25 grams of methane (CH4) react with excess oxygen?
34.375
137.5
275
68.75
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What mass of sodium chloride (NaCl) can be produced from 50 grams of sodium (Na) reacting with excess chlorine (Cl2)?
727.5
581.5
145.5
36.375
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 10 grams of iron (Fe) reacts with excess sulfur (S), what mass of iron sulfide (FeS) can be formed?
8.47 g
3.78 g
12.34 g
5.62 g
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many grams of water (H2O) can be produced from 100 grams of hydrogen gas (H2) reacting with excess oxygen?
900
100
500
1000
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What mass of carbon dioxide (CO2) can be produced from 75 grams of glucose (C6H12O6) reacting with excess oxygen?
100 grams
198 grams
225 grams
150 grams
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If 20 grams of calcium carbonate (CaCO3) decomposes, what mass of calcium oxide (CaO) can be formed?
20
10
15
25
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many grams of ammonia (NH3) can be produced from 50 grams of nitrogen gas (N2) reacting with excess hydrogen gas?
45.65
60.86
30.43
75.21
Tags
NGSS.HS-PS1-7
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