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Biology, 27.08.2021 01:00 Theresab2021
Deterium is an isotope of hydrogen. it has a mass number of two
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Biology, 22.06.2019 10:30
The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
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