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Which of the following mixtures can be r...

Which of the following mixtures can be regarded as buffer?

A

`HCOOH+HCOONa`

B

`Na_2CO_3+NaHCO_3` ​

C

`NaCl + HCl`

D

`NH_4Cl + (NH_4)_2SO_4`

Text Solution

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The correct Answer is:
B, D
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