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1.What would be the predominate form(s) of the following elements in a pH-7 aqueous solution each...
17 1 point Which of the following salts will form an aqueous solution with pH=7? O...
17 1 point Which of the following salts will form an aqueous solution with pH=7? O Naf O Nal O Nacio O NaCH3Coo Na2SO3
2) An aqueous solution has pH = 5.22 Find the following (3 points each) POH >>...
2) An aqueous solution has pH = 5.22 Find the following (3 points each) POH >> [H3O+]>> 3) The solubility product for cadmium II hydroxide (Ca(OH)2) is Kop = 5.0 x 10-15 What is the value for pH for a saturated solution of cadmium II hydroxide in water? [10 points) 4) Balance the following unbalanced oxidation-reduction reaction for acid conditions. [10 points) HS(aq) + Brz(0) = 30.2"(aq) + Br(aq)
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH....
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the pH at which you'd expect the highest solubility. You'll find K. data in the ALEKS Data tab. highest solubility compound Does solubility change with pH? yes Mgal, no Caa, 4,(0.), alle Data Кsp Formula BaCro4 BaSO4 CaCO3 CaF2 22 CO(OH)2 CuBr CuCO3 Fe(OH)2 POCO3 PbCro4 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...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the at which you'd expect the highest solubility. You'll find K, data in the ALEKS Data tab. compound Does solubility change with 17 highest solubility pH = 7 pH H6 MgCl, ves ng caco, Cs,(ro.), Yes alo Data Ksp 02 O Formula Bacro4 BaSO4 CaCO3 CaF2 CO(OH)2 CuBr CuCO3 Fe(OH)2 PbCO3 PbCrO4 PbF2 Mg(OH)2 NI(OH)2 AgBro3 Ag2CO3...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If t...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the pH at which you'd expect the highest solubility. You'll find Ky data in the ALEKS Data tab. compound Does solubility change with PH? | highest solubility pH = 1 | pH = 6 | pH = 4 O yes Ba(OH), no Ca(OH)2 yes О по Caci, no x o ?
thank you Describe how you would calculate the pH of the following 0.10 M aqueous solutions:...
thank you
Describe how you would calculate the pH of the following 0.10 M aqueous solutions: (a) sodium monohydrogen phosphate (b) glycine hydrochloride (c) trisodium citrate For example: treat as monoprotic acid and use Kai; treat as intermediate form and use Ka, Ka... Find the pH of a solution prepared by dissolving 1.00 g of potassium hydrogen phthalate (204.221 g/mol) and 1.20 g of disodium phthalate (210.094 g/mol) in 50.0 mL of water. (pKai = 2.950, pK2 = 5.408) The...
1. For each of the following, predict whether an aqueous solution of the salt would be...
1. For each of the following, predict whether an aqueous solution of the salt would be acidic, basic or neutral. Explain. a. Nacis b. NaF c. NHIS d. KHCO3 e. (CH3)2NH2NO31 2. What is the pH of a solution that is 0.060 M in potassium propionate (CH3CH2COOK) and 0.085M in propionic acid (CH3CH2COOH)? The Ka for propionic acid is 1.3x10-5.5 3. Suppose you need to prepare a buffer for a pH of 10.6. An acid-base pair (HA/A') to use has...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the pH at which you'd expect the highest solubility. You'll find Kedata in the ALEKS Data tab. Does solubility change with highest solubility compound pH = 6 pH 5 yes ka Ni(OH), ooloo A CN 3 To Data Formula Ksp BaCro4 1.17x10-10 BaSO4 1.08x10-10 CaCO3 3.36x10-9 CaF2 3.45x10-11 Co(OH) 5.92x10-15 CuBr 6.27x10-9 CuCO3 1.4x10-10 Fe(OH)2 4.87x10-17 PbCO3...
Which of the following salts forms an aqueous solution with pH < 7? Please list each...
Which of the following salts forms an aqueous solution with pH < 7? Please list each reaction and why it's wrong or correct. Also please write neatly, I've had a difficult time understanding the writing in some of the written solutions. I would prefer if this is typed up. 1. Na2S 2. NaCl 3. NaOH 4. NH4Cl 5. NH4OH
5. When KF (s) is decomposed, which element will form at the anode? en 1. Using the following Latimer diagram (acidic c...
5. When KF (s) is decomposed, which element will form at the
anode?
en 1. Using the following Latimer diagram (acidic conditions), what is the potential of the missing value the "?")? Answer: -0.93 0.38 -0.50 -0.51 -0.06 H₂PO HP H₂PO H₂po, PH₂ -0.28 -0.50 2. Based on the same diagram, will H3PO, disproportionate? Answer: 4. In each of the following reactions, which species is the reducing agent? a. 2 Li + Zn(NO3)2 → 2 LINO: + Zn Answer: b....
17 1 point Which of the following salts will form an aqueous solution with pH=7? O Naf O Nal O Nacio O NaCH3Coo Na2SO3
2) An aqueous solution has pH = 5.22 Find the following (3 points each) POH >> [H3O+]>> 3) The solubility product for cadmium II hydroxide (Ca(OH)2) is Kop = 5.0 x 10-15 What is the value for pH for a saturated solution of cadmium II hydroxide in water? [10 points) 4) Balance the following unbalanced oxidation-reduction reaction for acid conditions. [10 points) HS(aq) + Brz(0) = 30.2"(aq) + Br(aq)
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the pH at which you'd expect the highest solubility. You'll find K. data in the ALEKS Data tab. highest solubility compound Does solubility change with pH? yes Mgal, no Caa, 4,(0.), alle Data Кsp Formula BaCro4 BaSO4 CaCO3 CaF2 22 CO(OH)2 CuBr CuCO3 Fe(OH)2 POCO3 PbCro4 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...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the at which you'd expect the highest solubility. You'll find K, data in the ALEKS Data tab. compound Does solubility change with 17 highest solubility pH = 7 pH H6 MgCl, ves ng caco, Cs,(ro.), Yes alo Data Ksp 02 O Formula Bacro4 BaSO4 CaCO3 CaF2 CO(OH)2 CuBr CuCO3 Fe(OH)2 PbCO3 PbCrO4 PbF2 Mg(OH)2 NI(OH)2 AgBro3 Ag2CO3...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the pH at which you'd expect the highest solubility. You'll find Ky data in the ALEKS Data tab. compound Does solubility change with PH? | highest solubility pH = 1 | pH = 6 | pH = 4 O yes Ba(OH), no Ca(OH)2 yes О по Caci, no x o ?
thank you
Describe how you would calculate the pH of the following 0.10 M aqueous solutions: (a) sodium monohydrogen phosphate (b) glycine hydrochloride (c) trisodium citrate For example: treat as monoprotic acid and use Kai; treat as intermediate form and use Ka, Ka... Find the pH of a solution prepared by dissolving 1.00 g of potassium hydrogen phthalate (204.221 g/mol) and 1.20 g of disodium phthalate (210.094 g/mol) in 50.0 mL of water. (pKai = 2.950, pK2 = 5.408) The...
1. For each of the following, predict whether an aqueous solution of the salt would be acidic, basic or neutral. Explain. a. Nacis b. NaF c. NHIS d. KHCO3 e. (CH3)2NH2NO31 2. What is the pH of a solution that is 0.060 M in potassium propionate (CH3CH2COOK) and 0.085M in propionic acid (CH3CH2COOH)? The Ka for propionic acid is 1.3x10-5.5 3. Suppose you need to prepare a buffer for a pH of 10.6. An acid-base pair (HA/A') to use has...
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with pH. If the solubility does change, pick the pH at which you'd expect the highest solubility. You'll find Kedata in the ALEKS Data tab. Does solubility change with highest solubility compound pH = 6 pH 5 yes ka Ni(OH), ooloo A CN 3 To Data Formula Ksp BaCro4 1.17x10-10 BaSO4 1.08x10-10 CaCO3 3.36x10-9 CaF2 3.45x10-11 Co(OH) 5.92x10-15 CuBr 6.27x10-9 CuCO3 1.4x10-10 Fe(OH)2 4.87x10-17 PbCO3...
5. When KF (s) is decomposed, which element will form at the
anode?
en 1. Using the following Latimer diagram (acidic conditions), what is the potential of the missing value the "?")? Answer: -0.93 0.38 -0.50 -0.51 -0.06 H₂PO HP H₂PO H₂po, PH₂ -0.28 -0.50 2. Based on the same diagram, will H3PO, disproportionate? Answer: 4. In each of the following reactions, which species is the reducing agent? a. 2 Li + Zn(NO3)2 → 2 LINO: + Zn Answer: b....
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