3. For the following buffer mixtures, derive the formula and determine the pH. How does the pH change when a given amount of a) NaOH, b) HCl is added to 1 liter of these mixtures and when these buffer mixtures are diluted “n” times.
N options Ammonia buffers
3 NH4OH NH4Cl
0.001M 0.1M

N option 3
NaOH 0.001 mol
HCl 0.0009 mol
Dilution by n times 15

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