Water, pH and Macromolecules
If protein is made exclusively from nonpolar amino acids, then it will this protein interact with water?

It will act as a buffer and stabilize the pH
It will be attracted to water
be repelled by water
It will form a membrane in water

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

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

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