Practice What Is A Mixture? (2.1) - Is Matter Around Us Pure?

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8 questions

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6 sample questions

Question 1.
Define a mixture using your own words.
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Think about how salt and water behave when mixed.
Question 2.
Give an example of a homogeneous mixture.
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How does the mixture look after salt dissolves?
3Question 3.
Which of the following best describes a homogeneous mixture?
- A mixture with visible distinct parts.
- A mixture that looks the same throughout.
- A mixture of solids only.
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Think about examples like lemonade.
4Question 4.
True or False: A mixture's components can only be separated by chemical means.
- True
- False
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Review how we separated oil and water.
Question 5.
A mixture is created by mixing sand with iron filings. Identify the type of mixture and explain how you could separate the components.
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Consider the properties of materials involved.
Question 6.
You have a solution of salt in water and a mixture of sand and salt. Explain how you can obtain pure salt from each mixture.
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Recall the definition of solubility.

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