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Biology, 22.06.2019 00:00
Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.
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Biology, 22.06.2019 15:10
When energy is used, atp molecules convert to adp molecules. this process is called
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Biology, 22.06.2019 19:30
The wind speed in the region between cities a and b was probably the greatest at noon on which day
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Different theories about the origin of life...
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