A household solution contains ammonia (NH3) and has a concentation of 0.0056m. What is the PH?

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2006-12-04 06:30:41 · 3 answers · asked by prettyme25y 1 in Science & Mathematics ➔ Chemistry

You need to quote the Kb or the pKb to answer this question.

2006-12-04 06:32:57 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋

If you have TI-84 or 83 then press log[0.0056m] and switch the sign to get your answer.

2006-12-04 15:38:22 · answer #2 · answered by Nicole C 2 · 0⤊ 0⤋

NH4OH <===> NH4+ + OH-
Kb = [NH4+][OH-]/[NH4OH] = 1.8 x 10^-5

2006-12-04 14:45:59 · answer #3 · answered by steve_geo1 7 · 0⤊ 0⤋