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S3W3 Tuesday Bellringer - practice
By Gwyneth Lenfest
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Last updated 9 months ago
8 questions
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Question 1
1.
Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
8.
When determining that a substance is a Homogeneous mixture you should first determine
if the particles are all the same
if the particles are molecules
if the particles are uniformly spread out
if the particles are lumped together and can easily be picked out
When classifying the substances as an Element, you should ...(check all that apply)
Determine all the particle are the same
Determine all the substance is different
Determine if the substance has atoms or molecules
Determine if the atoms in the molecule are the same
An element is a pure substance. This means that it contains different particles of matter in it's composition.
True
False
What type of substance, by definition, cannot be chemically decomposed into simpler substances?
Heterogeneous mixture
Homogeneous mixture
Compound
Element
What is formed when two or more elements combine chemically?
All of the above
Compound
Element
Mixture
What is formed when two or more elements combine chemically?
All of the above
Compound
Element
Mixture
A suspension is
a compound
a homogenous mixture mixed at a molecular level
a heterogeneous mixture
a pure substance
A colloid is
a compound
a homogenous mixture mixed at a molecular level
a heterogeneous mixture that is dispersed evenly, but the particle sizes are too large to be considered homogenous
a pure substance