Which of the following aqueous mixtures would make a good buffer system?
a. 100.0mL of 0.25M HBr and 50.0mL of 0.22M NaOH
b. 100.0mL of 0.35M NH3 and 50.0mL of 0.37M NaOH
c. 100.0mL of 0.12M HCN and 100.0mL of 0.21M HCl
d. 50.0mL of 0.11M KOH and 50.0mL of 0.29M KCl
e. 100.0mL of 0.36M NaBr and 100.0mL of 0.29M KBr
Answer: B
Chemistry
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