A Solution Is 0

question 51

Multiple Choice

A solution is 0.010 M in each of Pb(NO₃) ₂,Mn(NO₃) ₂,and Zn(NO₃) ₂.Solid NaOH is added until the pH of the solution is 8.50.Which of the following statements is true?
Salt
K_sp
Pb(OH) ₂
1) 4 × 10^-20
Mn(OH) ₂
2) 0 × 10^-13
Zn(OH) ₂
2) 1 × 10^-16

• A)Only Mn(OH)₂ will precipitate.
• B)All three hydroxides will precipitate.
• C)Only Pb(OH)₂ will precipitate.
• D)No precipitate will form.
• E)Only Zn(OH)₂ and Pb(OH)₂ will precipitate.

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