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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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lolerdog1 lolerdog1
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3 years ago
What ratio of [NH4+]/[NH3] would provide a buffer of pH low enough to avoid precipitation of Co(OH)2(s) from a 0.50 M Co2+(aq) solution? (Kb for NH3 = 1.8 × 10-5 and Ksp for Co(OH)2= 2.0 × 10-14

▸ 1/50

▸ 1/90

▸ 1/1

▸ 90/1

▸ 50/1
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
Authors:
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ericmonsterericmonster
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3 years ago
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lolerdog1 Author
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3 years ago
Helped a lot
jcarter
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Yesterday
this is exactly what I needed
rudy.zondo
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2 hours ago
Brilliant ツ
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