
Law of Conservation of Mass 2/5/21
Authored by Marco Montelongo
Science
8th Grade
NGSS covered
Used 2+ times

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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does this follow the law of conservation of mass:
Yes or No
3HgO → 2Hg + O2
Yes
No
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does this follow the law of conservation of mass:
Yes No
Al2 + O3→ Al2O3
Yes
No
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What are the REACTANTS :
H2O + CO2 → HCO + HO
H2O + CO2
HCO + HO
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which are the PRODUCTS of this equation?
CO2 + H2O
C6H12O6 + O2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Does this follow the law of conservation of mass:
Yes No
Fe2O3 + 3C --> 2Fe + 3 CO
Yes
No
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Does this follow the law of conservation of mass:
Yes No
Yes
No
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Does this follow the law of conservation of mass:
Yes No
Yes
No
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
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