Homework Answers
pKa = -log (5.9 x 10^-6)
= 5.23
pH = pKa + log [C5H5N / C5H5NH+]
5.5 = 5.23 + log (C5H5N / 0.12)
log (C5H5N / 0.12) = 0.27
C5H5N / 0.12 = 1.862
C5H5N = 0.223 M
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Use the data in the tables below. Show appropriate work for numerical calculations. K, values: |...
need help!! Use the data in the tables below. Show appropriate work for numerical calculations. K,...
need help!!
Use the data in the tables below. Show appropriate work for numerical calculations. K, values: HCI HNO) H.SO HSO, HPO HF HNO, HCOOH strong strong strong 13 x 10 7.5 x 10 17.1 x 10 4.5 x 10- 1.7 x 104 CH3COOH CsHsNH" H2CO3 H2PO4 NH, HCN IHCO, HPO4 1.8 x 10 5.9 x 10 4.2 x 10 6.2 x 10 5.6 x 10- 4.9 x 10 4.8 x 10-11 4.8 x 10-D Kip values: 8 CaCO3 CaF24...
please show work Use the data in the tables below. Show appropriate work for numerical calculations....
please show work
Use the data in the tables below. Show appropriate work for numerical calculations. K. values: HCI HNO3 H2SO4 HSO4"- H3PO4 HF HNO2 HCOOH strong strong strong 1.3 x 10-2 7.5 x 10 7.1 x 10+ 4.5 x 10-4 1.7 x 10+ CH3COOH CsH NH H2CO3 H2PO4 NH4+ 1.8 x 105 5.9 x 10-6 4.2 x 10-7 6.2 x 10-8 5.6 x 10-10 4.9 x 10-10 4.8 x 10-11 4.8 x 10-13 HCO3 HPO42- Ksp values: 8 CaCO3...
Propose buffer components to hold a pH = 5.5 Let the acid have a concentration of...
Propose buffer components to hold a pH = 5.5 Let the acid have a
concentration of 0.12 M.
Identity Concentration
Acid ? 0.12 M
Base ? ?
Ksp values: CaCO3 CaF2 Ca(OH)2 Ca3(PO4)2 Fe(OH)2 Fe(OH)3 MgCO3 8.7 x 10-9 4.0 x 10-11 8.0 x 10-6 1.2 x 10-26 1.6 x 10-14 1.1 x 10-36 4.0 x 10-5 Mg(OH)2 AgBr AgaCO3 AgCl Ag2SO4 Zn(OH)2 1.2 x 10-11 7.7 x 10-13 8.1 x 10-12 1.6 x 10-10 1.4 x 10" 1.8 x...
Propose buffer components to hold a pH = 4.0. Let the acid have a concentration of...
Propose buffer components to hold a pH = 4.0. Let the acid have a
concentration of 0.21 M.
Identity Concentration
Acid ? 0.21 M
Base ? ?
Ksp values: CaCO3 CaF2 Ca(OH)2 Ca3(PO4)2 Fe(OH)2 Fe(OH)3 MgCO3 8.7 x 10-9 4.0 x 10-11 8.0 x 10-6 1.2 x 10-26 1.6 x 10-14 1.1 x 10-36 4.0 x 10-5 Mg(OH)2 AgBr AgaCO3 AgCl Ag2SO4 Zn(OH)2 1.2 x 10-11 7.7 x 10-13 8.1 x 10-12 1.6 x 10-10 1.4 x 10" 1.8 x...
Propose buffer components to hold a pH = 10.8 Let the base have a concentration of...
Propose buffer components to hold a pH = 10.8
Let the base have a concentration of 0.35 M.
Identity Concentration
Acid ? ?
Base ? 0.35 M
Ksp values: CaCO3 CaF2 Ca(OH)2 Ca3(PO4)2 Fe(OH)2 Fe(OH)3 MgCO3 8.7 x 10-9 4.0 x 10-11 8.0 x 10-6 1.2 x 10-26 1.6 x 10-14 1.1 x 10-36 4.0 x 10-5 Mg(OH)2 AgBr AgaCO3 AgCl Ag2SO4 Zn(OH)2 1.2 x 10-11 7.7 x 10-13 8.1 x 10-12 1.6 x 10-10 1.4 x 10" 1.8 x...
4) (24 points) What is the solubility of Fe(OH)s (iron(III) hydroxide)... a) ...pure water? b) ...0.036...
4) (24 points) What is the solubility of Fe(OH)s (iron(III) hydroxide)... a) ...pure water? b) ...0.036 M Fe(NO3)3? Ka values: HCI HNO3 H2SO4 HSOF 113x102 HsPO7.5 x 103 HF HNO2 strong CH3COOH 1.8 x 10 CHNHF 5.9 x 106 HCO 4.2x 10 H2CO3 strong HaPO 62x 10 H2PO4 7.1 x 104 4.5 x 1 HCN HCO3 HPO4 4.9 x 10 48 x 101 1.7 x 10" HCOOH Ksp values: Mg(OH)212x 10 | AgBr _ 17,7 x10.TS- і I 8.7 x...
Calculate the solubility of CuBr in water at 25 °C. You'll find K, data in the...
Calculate the solubility of CuBr in water at 25 °C. You'll find K, data in the ALEKS Data tab. Round your answer to 2 significant digits. ol. Data Ksp x 6 ? Formula BaCro4 Bas04 CaCO3 CaF2 CO(OH)2 CuBr CuCO3 Fe(OH)2 PbCO3 PbCr04 PbF2 Mg(OH)2 Ni(OH)2 AgBro3 Ag2CO3 AgCl Ag2Cro4 SrCo3 ZnCO3 Zn(OH)2 AgBr Aucl 1.17x10-10 1.08x10-10 3.36x10-9 3.45x10-11 5.92x10-15 6.27x10-9 1.4x10-10 4.87x10-17 7.40x10-14 2.8x10-13 3.3x10-8 5.61x10-12 5.48x10-16 5.38x10-5 8.46x10-12 1.77x10-10 1.12x10-12 5.60x10-10 1.46x10-10 3.0x10-17 5.35x10-13 1.77x10-10
1- Solid sodium hydroxide is slowly added to 175 mL of a 0.208 M calcium bromide...
1- Solid sodium hydroxide is slowly added to 175 mL of a 0.208 M calcium bromide solution until the concentration of hydroxide ion is 0.0306 M. The mass of calcium ion remaining in solution is grams. 2- Solid potassium hydroxide is slowly added to 75.0 mL of a 0.245 M manganese(II) chloride solution until the concentration of hydroxide ion is 0.0131 M. The percent of manganese(II) ion remaining in solution is %. if you need it Table of Solubility Product Constants...
1.Solid sodium hydroxide is slowly added to 75.0 mL of a manganese(II) iodide solution until the...
1.Solid sodium hydroxide is slowly added to 75.0 mL of a manganese(II) iodide solution until the concentration of hydroxide ion is 0.0501 M. The maximum amount of manganese(II) ion remaining in solution is M 2.Solid magnesium acetate is slowly added to 150 mL of a 0.151 M sodium hydroxide solution until the concentration of magnesium ion is 0.0433 M. The percent of hydroxide ion remaining in solution is % Solubility Product Constants (Ksp at 25 oC) Type Formula Ksp Solubility...
Solubility Product Constants (Ksp at 25 °C) Type Formula Кsp Bromides PbBr2 6.3 x 10-6 AgBr...
Solubility Product Constants (Ksp at 25 °C) Type Formula Кsp Bromides PbBr2 6.3 x 10-6 AgBr 3.3 * 10-13 Carbonates BaCO3 8.1 x 10-9 CaCO3 3.8 x 10-9 COCO3 8.0 × 10-13 CuCO3 2.5 10-10 FeCO3 3.5 x 10-11 PbCO3 1.5 10-13 MgCO3 4.0 x 10-5 MnCO3 1.8 10-11 NiCO3 6.6 x 10-9 Ag2CO3 8.1 x 10-12 ZnCO3 1.5 x 10-11 Chlorides PbCl2 1.7 x 10-5 AgC1 1.8 10-10 Chromates BaCrO4 2.0 x 10-10 CaCrO4 7.1 x 10-4 PbCr04 1.8...
need help!!
Use the data in the tables below. Show appropriate work for numerical calculations. K, values: HCI HNO) H.SO HSO, HPO HF HNO, HCOOH strong strong strong 13 x 10 7.5 x 10 17.1 x 10 4.5 x 10- 1.7 x 104 CH3COOH CsHsNH" H2CO3 H2PO4 NH, HCN IHCO, HPO4 1.8 x 10 5.9 x 10 4.2 x 10 6.2 x 10 5.6 x 10- 4.9 x 10 4.8 x 10-11 4.8 x 10-D Kip values: 8 CaCO3 CaF24...
please show work
Use the data in the tables below. Show appropriate work for numerical calculations. K. values: HCI HNO3 H2SO4 HSO4"- H3PO4 HF HNO2 HCOOH strong strong strong 1.3 x 10-2 7.5 x 10 7.1 x 10+ 4.5 x 10-4 1.7 x 10+ CH3COOH CsH NH H2CO3 H2PO4 NH4+ 1.8 x 105 5.9 x 10-6 4.2 x 10-7 6.2 x 10-8 5.6 x 10-10 4.9 x 10-10 4.8 x 10-11 4.8 x 10-13 HCO3 HPO42- Ksp values: 8 CaCO3...
Propose buffer components to hold a pH = 5.5 Let the acid have a
concentration of 0.12 M.
Identity Concentration
Acid ? 0.12 M
Base ? ?
Ksp values: CaCO3 CaF2 Ca(OH)2 Ca3(PO4)2 Fe(OH)2 Fe(OH)3 MgCO3 8.7 x 10-9 4.0 x 10-11 8.0 x 10-6 1.2 x 10-26 1.6 x 10-14 1.1 x 10-36 4.0 x 10-5 Mg(OH)2 AgBr AgaCO3 AgCl Ag2SO4 Zn(OH)2 1.2 x 10-11 7.7 x 10-13 8.1 x 10-12 1.6 x 10-10 1.4 x 10" 1.8 x...
Propose buffer components to hold a pH = 4.0. Let the acid have a
concentration of 0.21 M.
Identity Concentration
Acid ? 0.21 M
Base ? ?
Ksp values: CaCO3 CaF2 Ca(OH)2 Ca3(PO4)2 Fe(OH)2 Fe(OH)3 MgCO3 8.7 x 10-9 4.0 x 10-11 8.0 x 10-6 1.2 x 10-26 1.6 x 10-14 1.1 x 10-36 4.0 x 10-5 Mg(OH)2 AgBr AgaCO3 AgCl Ag2SO4 Zn(OH)2 1.2 x 10-11 7.7 x 10-13 8.1 x 10-12 1.6 x 10-10 1.4 x 10" 1.8 x...
Propose buffer components to hold a pH = 10.8
Let the base have a concentration of 0.35 M.
Identity Concentration
Acid ? ?
Base ? 0.35 M
Ksp values: CaCO3 CaF2 Ca(OH)2 Ca3(PO4)2 Fe(OH)2 Fe(OH)3 MgCO3 8.7 x 10-9 4.0 x 10-11 8.0 x 10-6 1.2 x 10-26 1.6 x 10-14 1.1 x 10-36 4.0 x 10-5 Mg(OH)2 AgBr AgaCO3 AgCl Ag2SO4 Zn(OH)2 1.2 x 10-11 7.7 x 10-13 8.1 x 10-12 1.6 x 10-10 1.4 x 10" 1.8 x...
4) (24 points) What is the solubility of Fe(OH)s (iron(III) hydroxide)... a) ...pure water? b) ...0.036 M Fe(NO3)3? Ka values: HCI HNO3 H2SO4 HSOF 113x102 HsPO7.5 x 103 HF HNO2 strong CH3COOH 1.8 x 10 CHNHF 5.9 x 106 HCO 4.2x 10 H2CO3 strong HaPO 62x 10 H2PO4 7.1 x 104 4.5 x 1 HCN HCO3 HPO4 4.9 x 10 48 x 101 1.7 x 10" HCOOH Ksp values: Mg(OH)212x 10 | AgBr _ 17,7 x10.TS- і I 8.7 x...
Calculate the solubility of CuBr in water at 25 °C. You'll find K, data in the ALEKS Data tab. Round your answer to 2 significant digits. ol. Data Ksp x 6 ? Formula BaCro4 Bas04 CaCO3 CaF2 CO(OH)2 CuBr CuCO3 Fe(OH)2 PbCO3 PbCr04 PbF2 Mg(OH)2 Ni(OH)2 AgBro3 Ag2CO3 AgCl Ag2Cro4 SrCo3 ZnCO3 Zn(OH)2 AgBr Aucl 1.17x10-10 1.08x10-10 3.36x10-9 3.45x10-11 5.92x10-15 6.27x10-9 1.4x10-10 4.87x10-17 7.40x10-14 2.8x10-13 3.3x10-8 5.61x10-12 5.48x10-16 5.38x10-5 8.46x10-12 1.77x10-10 1.12x10-12 5.60x10-10 1.46x10-10 3.0x10-17 5.35x10-13 1.77x10-10
Solubility Product Constants (Ksp at 25 °C) Type Formula Кsp Bromides PbBr2 6.3 x 10-6 AgBr 3.3 * 10-13 Carbonates BaCO3 8.1 x 10-9 CaCO3 3.8 x 10-9 COCO3 8.0 × 10-13 CuCO3 2.5 10-10 FeCO3 3.5 x 10-11 PbCO3 1.5 10-13 MgCO3 4.0 x 10-5 MnCO3 1.8 10-11 NiCO3 6.6 x 10-9 Ag2CO3 8.1 x 10-12 ZnCO3 1.5 x 10-11 Chlorides PbCl2 1.7 x 10-5 AgC1 1.8 10-10 Chromates BaCrO4 2.0 x 10-10 CaCrO4 7.1 x 10-4 PbCr04 1.8...
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