Water, pH and Macromolecules
The reactions of molecules

are the reactions of the functional groups
require an enzyme in all cases
All of these
are independent of the functional groups

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Water, pH and Macromolecules
Salt dissolves well in water as water molecules

form hydrogen bonds with the positively and negatively charged ions
share electrons with the ions to make polar covalent bonds
make nonpolar covalent bonds with the positively charged ions only
surround the ions because of their charge but do not form hydrogen bonds

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