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Chapter 3

Question:

Which of the following statements is true about buffer solutions?

A) They maintain a constant pH when bases are added to them but not when acids are added tothem.

B) They maintain a constant pH when acids are added to them but not when bases are added tothem.

C) They maintain a constant pH of exactly 7 in all living cells and biological fluids.

D) They maintain a relatively constant pH when either acids or bases are added to them.

E)They are found only in living systems and biological fluids

Answer:
D) They maintain a relatively constant pH when either acids or bases are added to them.
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Last update by mayur on 03/27/2014
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Question: Which of the following statements is true about buffer solutions? A) They maintain a constant pH when bases are added to them but not when acids are added tothem. B) They maintain a constant pH when acids are added to them but not when bases are added tothem. C) They maintain a constant pH of exactly 7 in all living cells and biological fluids. D) They maintain a relatively constant pH when either acids or bases are added to them. E)They are found only in living systems and biological fluids
Answer: D) They maintain a relatively constant pH when either acids or bases are added to them.