0.1M solutions of NaCl (sodium chloride), NaC2H3O2 (sodium acetate), and NH4Cl (ammonium chloride). Boil 600mL of distilled water for each solution to drive off CO2, cover tightly, and cool. Weigh out ...

The addition of NH4Cl to a solution of ammonia shows the effect of adding a common ion to a system at equilibrium. Add water to each of two beakers. Add 2 drops of phenolphthalein to each. Add a few ...