True or false
1.mixtures can be separated by physical means.
2.Air is a mixture of several gasses.
3.A mixture is a combination of two or more substances chemically mixed together.
4.Heterogenous mixtures are composed of two or more parts that are still recognizable.
5.Solutions are not mixtures.
1.mixtures can be separated by physical means.
2.Air is a mixture of several gasses.
3.A mixture is a combination of two or more substances chemically mixed together.
4.Heterogenous mixtures are composed of two or more parts that are still recognizable.
5.Solutions are not mixtures.
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1.True
2.True
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5.False
Answer:
1. TRUE
2. TRUE
3. TRUE
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5. TRUE