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When 0.0030 mol of HCI is added to 100 m...

When 0.0030 mol of HCI is added to 100 mL of a 0.10 M solution of a weak base, `R_(2)NH`, the solution has a pH of 11.10. What is 1`K_(b)` for the weak base ?

A

`2.9xx10^(-3)`

B

`5.4xx10^(-4)`

C

`4.1 xx10^(-5)`

D

`1.6xx10^(-5)`

Text Solution

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The correct Answer is:
b
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