What is the pH of a solution made by add...

What is the pH of a solution made by adding 0.41 g of `NaC_2H_3O_2` to 100 mL of 0.10 M `HC_2H_3O_2` ?

A

4.44

B

`4.70`

C

`5.05`

D

`8.95`

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a

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