What is the minimum concentration of Cd2+ required to begin precipitating Cd(OH) 2(s) in a solution buffered at pH 10.83? The Ksp of Cd(OH) 2 is 5.3 × 10-15 and Kw = 1.01 × 10-14.
A) 3.4 × 10-4 M
B) 3.6 × 10-4 M
C) 7.8 × 10-12 M
D) 1.2 × 10-8 M
E) 4.5 × 10-17 M
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