1.

The pH of a solution at 25^@C containing 0.10 M solution acetate and 0.03 M acetic acid is…….

Answer»

4.09
5.09
`6.10`
7.09

Solution :`pH=pK_a+log([SAL t])/([ACID])`
`=4.57+log""0.10/0.03=5.09`


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