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Which of the following pairs will form a buffer when mixed together in an aqueous solution> KCl and KH2PO HCl and KOH HF and NaF none of the above will form a buffer

Which of the following pairs will form a buffer when mixed together in an aqueous solution>
  1. KCl and KH2PO
  2. HCl and KOH
  3. HF and NaF
  4. none of the above will form a buffer

Grade:11

1 Answers

Arun
25750 Points
6 years ago
Condition for buffer solution
 
Weak acid and a salt of that weak acid. 
Weak base and a salt of that weak base. 

This is the only one that fits: 

C) HF and NaF

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