Law of Conservation of Mass & Chemical Equations
Authored by Alan Wells
Chemistry
12th Grade
NGSS covered
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The "Law of Convservation of Mass" demands that the same kinds of atoms (elements) be present on both sides of a chemical equation.
True
False
Tags
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The "Law of Convservation of Mass" demands that the same substances (compounds, molecules) be present in the Reactants and the Products.
True
False
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The "Law of Convservation of Mass" allows that two or fewer elements may be present in the Products that were not present in the Reactants.
True
False
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Chemical Reaction demands the substances (compounds, molecules) present in the Products are different from those in the Reactants.
True
False
Tags
NGSS.MS-PS1-5
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Chemical Equation may include kinds of atoms (elements) in the Reactants which are different from those in the Products.
True
False
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The "Law of Convservation of Mass" allows that two or fewer elements may be present in the Reactants that are not present in the Products.
True
False
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Water is a Product in this equation.
True
False
Tags
NGSS.MS-PS1-5
NGSS.MS-LS1-6
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