Question
Asked Oct 17, 2019

Suppose a solution contains a mixture of 0.15 M methamphetamine (pKb = 4.50) and 0.31 M methamphetamine hydrochloride (pKa = 9.50) at 298 K.  What is the pH of this mixture?  Enter your answer to 2 decimal places.

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Step 1

Given:

pKa = 9.50

pKb = 4.50

0.15 M methamphetamine

0.31 M methamphetamine hydrochloride

The given mixture is a basic buffer.( A buffer is a solution that c...

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