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

What is the pH of a solution made by mixing 25.0 mL of `1.00xx10^(-3)` M `HNO_3` and 25.0 mL of `1.00xx10^(-3) M NH_3` ? [`K_b` for `NH_3=1.8xx10^(-5)`]

A

4.02

B

6.28

C

7.72

D

9.98

Text Solution

Verified by Experts

The correct Answer is:
b
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