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Classifying Matter
By Cedric Howell
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Last updated 10 months ago
10 questions
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Question 1
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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
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Question 9
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Question 10
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What defines a homogeneous mixture?
Has a fixed composition.
Visible different components.
Components can be easily separated.
Uniform composition throughout the mixture.
An example of a pure substance is?
Distilled water.
Fruit salad.
sweet tea
Air in a balloon.
What is a characteristic of heterogeneous mixtures?
They are always solid.
They can be separated easily.
They have a uniform look.
Components are not evenly distributed.
Which is not an example of a pure substance?
Distilled vinegar.
Sand with salt and sugar.
Oxygen in a cylinder.
Pure gold.
Which property applies to mixtures?
Always has a homegeneous look.
Always appears in one phase.
Can be separated by physical means.
Always has a fixed melting point.
Which of these is a characteristic of compounds?
Always have unique physical properties.
Easy to separate physically.
Components remain independent.
Made of two or more elements chemically bonded.
What kind of substance is table salt (NaCl)?
A pure compound.
A homogeneous mixture.
A mixture of minerals.
An element.
What is an element?
A mixture of atoms.
A solution of gases.
A type of compound.
A pure substance that cannot be broken down.
Which is an example of a homogeneous mixture?
Pasta salad.
Granola.
Vinegar.
Oil and water.
Which sample is a mixture?
A salad with various vegetables.
Carbon dioxide gas.
sugar
water