Which of the following solutions has the least buffer capacity?
A) A 1.0 L mixture of 0.100 M H3PO4 and 0.100 M H2PO4−
B) A 1.0 L mixture of 0.200 M H3PO4 and 0.100 M NaOH
C) A 1.0 L mixture of 0.200 M H2PO4− and 0.100 M HCl
D) A 1.0 L mixture of 0.200 M H2PO4− and 0.100 M HNO3
E) All of the above have the same buffer capacity.
Correct Answer:
Verified
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