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Multiple Choice
Which of the following statements about buffers is true?
a) They maintain a consistent pH only when acids are added to them, but not bases.
b) They maintain a consistent pH of 7.
c) They fluctuate in pH when acids are added to them.
d) They maintain a consistent pH when acids or bases are added to them.
e) They fluctuate in pH when acids or bases are added to them.
A
They maintain a consistent pH only when acids are added to them, but not bases.
B
They maintain a consistent pH of 7.
C
They fluctuate in pH when acids are added to them.
D
They maintain a consistent pH when acids or bases are added to them.
E
They fluctuate in pH when acids or bases are added to them.
7:58m
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