A buffer solution made from ammonia, NH₃, and ammonium chloride, NH₄Cl, is prepared with pH 9.0. If K_b of NH₃ is 1.78x10^-5and the total concentration of all nitrogen species is 0.25 M, what are the nitrogen concentrations?

Question

Quizplus · Accepted Answer

This is a difficult question as student must determine K_a from given data prior to using Henderson-Hasselbalch equation.

A Buffer Solution Made from Ammonia, NH3, and Ammonium Chloride

A Buffer Solution Made from Ammonia, NH₃, and Ammonium Chloride