Which of the following pairs constitutes a buffer ? – InterviewSolution

InterviewSolution

1.	Which of the following pairs constitutes a buffer ?
Answer» NaOH and NaCl `HNO_(3) and NH_(4)NO_(3)` HCL and KCL `HNO_(2) and NaNO_(2)` SOLUTION :`HNO_(2)` is a weak acid and `NaNO_(2)` is salt of that weak acid and strong base (NaOH)

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