Pleas help me and please don’t use the answer for the internet.
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Chemistry, 21.06.2019 15:30
Arock can be broken down into different kinds of substances by physical processes. no chemical reactions are needed to separate different parts of a rock into pure substances. this is because a rock is a(n)
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Chemistry, 21.06.2019 18:00
What does earth’s rotation on its axis cause? the tides night and day passing of years phases of the moon
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Chemistry, 22.06.2019 13:30
Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?
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Chemistry, 23.06.2019 01:00
How does carbon monoxide pose the greatest threat to humans? a. it can be produced by wood fires. b. it can be produced by home furnaces. c. it is produced by acid rain. d. it is produced by modern automobiles.
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Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
Mathematics, 08.12.2020 18:20
History, 08.12.2020 18:20
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English, 08.12.2020 18:20