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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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jamesmcgill jamesmcgill
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2 years ago
To a concentrated buffer of pH 4.0 is added an equal volume of an aqueous solution that is 0.020 M in Cr3+, Cd2+ and Al3+. The expected precipitate would consist of ________.

salt chromium(III) hydroxide cadmium hydroxide aluminum hydroxide
Ksp 6.3 × 10-31 2.5 × 10-14 1.3 × 10-33


▸ Al(OH)3

▸ Al(OH)3 and Cr(OH)3

▸ Cd(OH)2

▸ Cd(OH)2 and Cr(OH)3

▸ Cd(OH)2, Cr(OH)3 and Al(OH)3
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
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GeraldineSGeraldineS
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