When added to water at neutral pH (7.0), an acid will
a. act as a proton donor, raising the pH of the solution.
b. act as a proton acceptor, raising the pH of the solution.
c. act as a proton donor, lowering the pH of the solution.
d. act as a proton acceptor, lowering the pH of the solution.
e. do nothing since the aqueous solution is neutral.
C
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