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Biology, 22.06.2019 04:00
What best explains the inability for life to exist in earth early atmosphere
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Biology, 22.06.2019 09:50
Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.
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Biology, 22.06.2019 11:30
About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000
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Biology, 22.06.2019 18:30
Which gas prevents the spread of fire and extinguishes it? is a type of compressed gas that prevents the spread of fire and extinguishes it.
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Can a carbon atom in the atmosphere (air) eventually become part of the molecules in a living cell?...
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