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P^H of a solution made by mixing 50 ml o...

`P^H` of a solution made by mixing 50 ml of 0.2 M `NH_4Cl` and 75 ml of 0.1 M NaOH is `[P^(k_b)` of `NH_3(aq) =4.74]`

A

7.02

B

1.3

C

9.74

D

12.7

Text Solution

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The correct Answer is:
C
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