Biology, 17.07.2019 00:00 bbqchicken243
The portion of the pericardium that covers the heart wall is called the
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Biology, 21.06.2019 18:00
Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.
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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 20:30
Name 3 injuries and two diseases that affect the skeletal system.
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The portion of the pericardium that covers the heart wall is called the...
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