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What volume of 0.2 M RNH(3)CI solution s...

What volume of 0.2 M `RNH_(3)CI` solution should be added to 100 mL of 0.1 M `RNH_(2)` solution to produce a buffer solution of pH=8.7 ?
[Given : `pK_(b)` of `RNH_(2)=5`, log 2=0.3]

A

50 mL

B

100 mL

C

200 mL

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
b
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