Determine the pH of a 1.0 L of the buffer that is 0.50 M in NH3 and 0.20 M in NH4Cl after the addition of 0.010 mol of NaOH.
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Determine the pH of a 1.0 L of the buffer that is 0.50 M in NH3 and 0.20 M in NH4Cl after the addition of 0.010 mol of NaOH.
Kb = 1.8 x 10^(-5) for NH3.
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Solution Summary
The solution determines the pH of the buffer.
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The calculation should be in two parts.
In the first part, Strong base react with weak acid to form salt.Calculate the concentration of each using ICE table.
In the second part,use Henderson Hasselbalch equation to find the pH of new buffer.
Part-I :
When you add the NaOH solution to the buffer, it reacts with the NH4Cl to ...
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