An acidic solution is 9 mM in each of the following metal ions: Sn²+, Co²+, Mn²+, Pb²+. See the Solubility Product Constant Table. (a) Which of the metals would precipitate as their hydroxides at pH = 6.00? (Select all that apply.) O tin O cobalt O manganese O lead (b) Which of the metals would precipitate as their hydroxides at pH = 8.00? Otin O cobalt O manganese O lead (c) At what pH do the metal hydroxides begin to precipitate? Sn(OH)₂ 4.0 Co(OH)₂ 4.0 Mn(OH)₂ 4.0 Pb(OH)₂ 4.0

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Chapter17: Solubility And Complex-ion Equilibria
Section: Chapter Questions
Problem 17.115QP: A scientist was interested in how soluble rust is in acidic soils, so she set up an idealized...
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An acidic solution is 9 mM in each of the following metal ions: Sn²+, Co²+, Mn²+, Pb²+. See the Solubility Product Constant Table.
(a) Which of the metals would precipitate as their hydroxides at pH = 6.00? (Select all that apply.)
Otin
O cobalt
O manganese
O lead
(b) Which of the metals would precipitate as their hydroxides at pH = 8.00?
O tin
O cobalt
O manganese
O lead
(c) At what pH do the metal hydroxides begin to precipitate?
Sn(OH)₂ 4.0
Co(OH)₂ 4.0
Mn(OH)₂ 4.0
Pb(OH)₂ 4.0
Transcribed Image Text:An acidic solution is 9 mM in each of the following metal ions: Sn²+, Co²+, Mn²+, Pb²+. See the Solubility Product Constant Table. (a) Which of the metals would precipitate as their hydroxides at pH = 6.00? (Select all that apply.) Otin O cobalt O manganese O lead (b) Which of the metals would precipitate as their hydroxides at pH = 8.00? O tin O cobalt O manganese O lead (c) At what pH do the metal hydroxides begin to precipitate? Sn(OH)₂ 4.0 Co(OH)₂ 4.0 Mn(OH)₂ 4.0 Pb(OH)₂ 4.0
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