Question

1) Ammonia, NH3, is a monoprotic base with pKb = 4.74 at 25 °C. For 0.121...

1)

Ammonia, NH3, is a monoprotic base with pKb = 4.74 at 25 °C.

For 0.121 mol L−1 NH3(aq) at 25 °C, calculate (a) the percent ionization of NH3; and (b) the pH of the solution.

2)

Hydrazoic acid, HN3, is a monoprotic acid with pKa = 4.72 at 25 °C.

For 0.121 mol L−1 HN3(aq) at 25 °C, calculate (a) the percent ionization of HN3; and (b) the pH of the solution.

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