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Study Quiz 5.2
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1
Mechanical mixtures are clearly
A)homogeneous
B)pure substances
C)heterogeneous
D)homogenized
2
Which of the following is NOT a mechanical mixture?
A)Pepperoni pizza
B)Garden salad
C)Peanut butter sandwich
D)Tomato soup
3
In a heterogeneous mixture called a ____________, the particles settle slowly after mixing.
A)emulsifying agent
B)suspension
C)globule
D)ductile
4
When you use this, the parts of a heterogeneous mixture will stay distributed for a longer period of time.
A)Emulsifying agent
B)Homogeneous mixture
C)Pure substance
D)Mechanical mixture
5
Both emulsions and suspensions are _________
A)saturated mixtures
B)heterogeneous mixtures
C)homogeneous mixtures
D)pure substances
6
You have a mixture that is a combination of two or more substances, and it looks the same throughout, even under a microscope. What is the term for that mixture?
A)A heterogeneous mixture
B)An emulsion
C)A suspension
D)A solution
7
Solutions of two or more metals are known as
A)alloys
B)ores
C)mechanical mixtures
D)heterogeneous mixtures
8
Choose the pair of words that best complete the following sentence. "A solution is made up of a(n) ______ and a(n)
A)solute, emulsion
B)solute, solvent
C)solvent, suspension
D)emulsion, suspension
9
Which of the following is a very common solvent for many different solutes found in liquid products around your home?
A)Oxygen
B)Vinegar
C)Water
D)Carbon dioxide
10
Which of the following is NOT a heterogeneous mixture?
A)A solution
B)Mechanical mixtures
C)A suspension
D)An emulsion







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