To what pH should a solution that is 0.072 M each in Ca2+ and Cd2+ lons be adjusted in order to best separate lons by precipitation of one of the hydroxides? See the Solubility Product Constant Table. 47.77 x What are the concentrations of the metal ions after the pH is adjusted to this value? 072 [Ca²+] [Cd²+] ✔M M
To what pH should a solution that is 0.072 M each in Ca2+ and Cd2+ lons be adjusted in order to best separate lons by precipitation of one of the hydroxides? See the Solubility Product Constant Table. 47.77 x What are the concentrations of the metal ions after the pH is adjusted to this value? 072 [Ca²+] [Cd²+] ✔M M
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ISBN:9781305957404
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Chapter1: Chemical Foundations
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![To what pH should a solution that is 0.072 M each in Ca²+ and Cd²+ ions be adjusted in order to best separate ions by precipitation of one of the hydroxides? See the Solubility Product Constant Table.
47.77
X
What are the concentrations of the metal ions after the pH is adjusted to this value?
072
✔ M
[Ca²+]
[Cd²+]
M
Substance Ksp at 25 °C
Aluminum
Al(OH)3
Barium
Ba(OH)2
BaCO3
BaSO4
5.0 x 10-3
8.1 x 10-⁹
1.1 x 10-10
Ba3(PO4)2 3.4 x 10-23
Cadmium
Cd(OH)2
2.5 x 10-14
CdCO3 5.2 x 10-12
CdS
8.0 x 10-27
Calcium
1.9 x 10-33
Ca(OH)2
5.5 x 10-6
CaCO3
4.8 x 10-9
Ca3(PO4)2 1.0 x 10-26
CaF2
3.9 x 10-11
Chromium
Cr(OH)3
Cobalt
Co(OH)2
COS
6.3 x 10-31
1.6 x 10-15
4.0 x 10-21
Copper
Cu(OH)2
Cu₂S
CUCO3
CuS
Iron
Fe(OH)2
FeS
Fe(OH)3
FePO4
Lead
Pb(OH)2
PbF2
PbCl₂
PbBr₂
Pbl2
PbCrO4
PbSO4
PbS
2.2 x 10-20
1.6 x 10-48
1.4 x 10-10
6.3 x 10-36
Mg(OH)2
8.0 x 10-16
6.3 x 10-18
2.5 x 10-39
9.9 x 10-29
2.8 x 10-16
3.7 x 10-8
1.7 x 10-5
6.3 x 10-6
6.5 x 10-⁹
1.8 x 10-14
1.7 x 10-8
8.4 x 10-28
Magnesium
1.8 × 10-11
Manganese
Mn(OH)2
MnCO3
MnS
Nickel
Ni(OH)2
Silver
AgCl
AgBr
Agl
AgCN
Ag₂S
Ag₂ CrO4
Ag3PO4
Tin
Sn(OH)2
SnS
Zinc
ZnCO3
Zn(OH)2
ZnS
1.9 × 10-13
8.8 x 10-11
5.6 x 10-16
1.6 x 10-14
1.8 x 10-10
5.0 x 10-13
8.3 x 10-17
1.2 x 10-16
6.3 x 10-50
1.1 x 10-12
2.6 x 10-18
1.4 x 10-28
1.3 x 10-23
1.0 × 10-10
4.5 x 10-17
1.1 x 10-21
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Transcribed Image Text:To what pH should a solution that is 0.072 M each in Ca²+ and Cd²+ ions be adjusted in order to best separate ions by precipitation of one of the hydroxides? See the Solubility Product Constant Table.
47.77
X
What are the concentrations of the metal ions after the pH is adjusted to this value?
072
✔ M
[Ca²+]
[Cd²+]
M
Substance Ksp at 25 °C
Aluminum
Al(OH)3
Barium
Ba(OH)2
BaCO3
BaSO4
5.0 x 10-3
8.1 x 10-⁹
1.1 x 10-10
Ba3(PO4)2 3.4 x 10-23
Cadmium
Cd(OH)2
2.5 x 10-14
CdCO3 5.2 x 10-12
CdS
8.0 x 10-27
Calcium
1.9 x 10-33
Ca(OH)2
5.5 x 10-6
CaCO3
4.8 x 10-9
Ca3(PO4)2 1.0 x 10-26
CaF2
3.9 x 10-11
Chromium
Cr(OH)3
Cobalt
Co(OH)2
COS
6.3 x 10-31
1.6 x 10-15
4.0 x 10-21
Copper
Cu(OH)2
Cu₂S
CUCO3
CuS
Iron
Fe(OH)2
FeS
Fe(OH)3
FePO4
Lead
Pb(OH)2
PbF2
PbCl₂
PbBr₂
Pbl2
PbCrO4
PbSO4
PbS
2.2 x 10-20
1.6 x 10-48
1.4 x 10-10
6.3 x 10-36
Mg(OH)2
8.0 x 10-16
6.3 x 10-18
2.5 x 10-39
9.9 x 10-29
2.8 x 10-16
3.7 x 10-8
1.7 x 10-5
6.3 x 10-6
6.5 x 10-⁹
1.8 x 10-14
1.7 x 10-8
8.4 x 10-28
Magnesium
1.8 × 10-11
Manganese
Mn(OH)2
MnCO3
MnS
Nickel
Ni(OH)2
Silver
AgCl
AgBr
Agl
AgCN
Ag₂S
Ag₂ CrO4
Ag3PO4
Tin
Sn(OH)2
SnS
Zinc
ZnCO3
Zn(OH)2
ZnS
1.9 × 10-13
8.8 x 10-11
5.6 x 10-16
1.6 x 10-14
1.8 x 10-10
5.0 x 10-13
8.3 x 10-17
1.2 x 10-16
6.3 x 10-50
1.1 x 10-12
2.6 x 10-18
1.4 x 10-28
1.3 x 10-23
1.0 × 10-10
4.5 x 10-17
1.1 x 10-21
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