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S3W2 Wednesday bellringer

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Last updated 9 months ago
4 questions
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Question 1
1.

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Question 2
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Question 3
3.

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Question 4
4.

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Match these words to their definitions: solution, solute, solvent, concentration.
concentration
substance being dissolved in a solution
solution
amount of solute dissolved in a solvent
solvent
homogeneous mixture of two or more substances
solute
substance that does the dissolving in a solution
Which of the following is _not_ and example of a pure substance?
an element
a compound
a mixture
a molecule
A mixture can be heterogeneous or homogeneous. it may be helpful to know the greek roots of those words. Match the greek roots to their meanings.
mono
different or other
di
same or
poly
one
Hetero
two
homo
many
Use the roots to figure out what each word means
monooxide
A mixture where you can see different parts or layers
Heterogeneous
mixture that looks the same throughout and has uniform properties
diatomic
a compound with one oxygen atom
polymer
two atoms bonded together
homogeneous
A large molecule made by joining many smaller repeating units together