Chemical Equations & Conservation of Mass
Authored by Tynisha Wilson
Science
9th - 12th Grade
NGSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the left part of a chemical equation called?
2H2 + O2 --> 2H2O
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the right part of a chemical equation called...
2H2 + O2 --> 2H2O
Tags
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the little number after an element in a chemical equation called.
Example: H2
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the number before a chemical formula called?
Ex: 2H2 + O2 --> 2H2O
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How many atoms of carbon (C) are in C6H12O6?
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which compounds are the PRODUCTS of this reaction?
CO2 + H2O
C6H12O6 + O2
C6H12O6 + CO2
H2O + O2
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The Law of Conservation of Mass says that matter can neither be __________ or __________.
created; destroyed
recycled; renewed
subtracted; added
joined; separated
Tags
NGSS.MS-PS1-5
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