Answer: the ability to be dissolved, especially in water.
Explanation: I think the answer you've picked is right
Hope this helps
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2.7 moles
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Answer:
I would say that it is the bond called complementary hydrogen bonds
Explanation:
The nucleotides in a base pair are complementary which means their shape allows them to bond together with hydrogen bonds. The A-T pair forms two hydrogen bonds. The C-G pair forms three. The hydrogen bonding between complementary bases holds the two strands of DNA together.
You’ve not put anything below so I’m not sure what the options are but the relative charge of a proton is +1
The two oxygen atoms share two pairs of electrons, so two covalent bonds hold the oxygen molecule together
