118. Solving a chemistry problem
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118. Solving a chemistry problem
3. Calculate pH of buffer solutions: a) 0.1M NH4Cl 0.1M NH3; b) 0.2M NH4Cl 0.2M NH3. Which of these buffer solutions, and why, will keep the pH constant longer when equal portions of 0.1 M HCl are added to them? For NH3 pKb = 4.75.
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