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Counting Atoms: Law of Conservation of Mass
Authored by Meredith Noah
Science
7th Grade
NGSS covered
Used 36+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The _____________________________ states that the amount of matter does not change during a chemical reaction, only that the atoms are rearranged to form new substances.
Law of Density
Law of Conservation of Mass/Matter
Atomic Theory
Periodic Table
Tags
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which chemical formula represents Carbon Dioxide in this chemical equation?
CO2
H2O
C6H12O6
O2
Tags
NGSS.MS-PS1-5
NGSS.MS-LS1-6
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which chemical formula represents Glucose/Sugar in this chemical equation?
CO2
H2O
C6H12O6
O2
Tags
NGSS.MS-PS1-5
NGSS.MS-LS1-6
NGSS.MS-LS1-7
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which chemical formula represents Water in this chemical equation?
CO2
H2O
C6H12O6
O2
Tags
NGSS.MS-LS1-6
NGSS.MS-LS1-7
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the coefficient in front of CO2 in this chemical equation?
None/1
2
6
12
Tags
NGSS.MS-LS1-6
NGSS.MS-LS1-7
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the subscript on Oxygen in the CO2 molecules in this chemical equation?
None/1
2
6
12
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many total Carbon (C) atoms are in the 6 CO2 in this chemical equation?
None/1
2
6
12
Tags
NGSS.MS-PS1-5
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