Chemistry, 29.03.2021 18:10 smiley0326
Which statement best illustrates how mixtures and pure substances are different?
Mixtures have color; pure substances are colorless.
Mixtures have various odors; pure substances are odorless.
Mixtures are found on the periodic table; pure substances are not.
Mixtures are physically combined; pure substances are chemically combined.
Answers: 1
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Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate
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The sum of the oxidation numbers in a neutral compound is always
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In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas
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Which statement best illustrates how mixtures and pure substances are different?
Mixtures have colo...
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