Q
Which set of solutes will form a buffer when dissolved in water to make 1 litter of solution ?
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A
A. 0.0002m hci
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B
B. 0.2 mole of naci with 0.2 mole of hno3
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C
C. 0.4 mole of ch3cooh with 0.4 mole of naoh
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D
D. 0.4 mole of nh3 with 0.2 mole of hci
Correct Answer:
D. D. 0.4 mole of nh3 with 0.2 mole of hci
