Homework Answers
The correct statement is,
2- Solubility of: Co(NO3)3 (s) remains the same, CoCl3 (s) decreases, CoPO4 (s) increases.
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Question 9 10 points Save Answer Will the solubility of Co(NO3)3(s), CoPO4(s), CoCiz(s) increase, Secrease, or...
both multiple choice questions Question Completion Status: QUESTIONS Will the solubility of Co(NO3)3(s), CoBr3(s), CoCl3(s) increase,...
both multiple choice questions
Question Completion Status: QUESTIONS Will the solubility of Co(NO3)3(s), CoBr3(s), CoCl3(s) increase, decrease, or remain the same when adding HCl(aq)? of the solution is lowered by 1. 1- Solubility of: Co(NO3)3(s) remains the same, CoCl3(s) decreases, CoBrz(s) remains the same 2. 2. Solubility of: Co(NO3)3(s) remains the same, CoCl3(s) decreases, CoBrz(s) increases 3. 3- Solubility of: CO(NO3)3(s) decreases, CoCl3(s) remains the same, CoBrz(s) decreases QUESTION 6 Determine the solubility of Cul(s) (Ksp - 1.1 x 10-12)...
Predict whether the solubility of CoCO3(s) will increase, decrease, or remain the same upon addition of...
Predict whether the solubility of CoCO3(s) will increase, decrease, or remain the same upon addition of each of the following substances (Co2 can form complex ions (Co(CN).] when in presence of CN lons) (a) Hl(aq) (b) Co(NO3)2(aq) (c) Na2CO3(aq) (d) LICN(aq)
Q1 The solubility product, Kps, of Al (OH) 3 (s) is 1.0 x 10-33. What is...
Q1 The solubility product, Kps, of Al (OH) 3 (s) is 1.0 x 10-33. What is its solubility (in g / L) in an aqueous solution of NaOH with a pH of 12.21? Q2 The formation constant, Kf, of PbCl42- (aq), Pb2 + (aq) + 4 Cl- (aq) ⇌ PbCl42- (aq), is 2.5 x 1015. What are the equilibrium concentrations of Pb2 + (aq) , Cl- (aq), and PbCl42- (aq) if we add 0.103 mol of Pb (NO3) 2 to...
what’s the answer to this? Question 4 A Moles of HCI added 2.7 x 10+ 4.6...
what’s the answer to this?
Question 4 A Moles of HCI added 2.7 x 10+ 4.6 x 10-1 6.0 x 10+ Molar solubility of MgCO3 2.6 x 10-3 3.3 x 10-3 5.5 x 10-3 6.9 x 10-3 Submit MgCO3(s) = Mg2+ (aq) + CO: (aq) A saturated solution of MgCO, at equilibrium is represented by the equation above. Four different saturated solutions were prepared and kept at the same temperature. A given amount of HCI was added to each solution...
26. The solubility of CaF? would acidic. A a, increase b. decrease fone made the solution...
26. The solubility of CaF? would acidic. A a, increase b. decrease fone made the solution more one made the C/ stay the same if one added NaCN to the 27. The solubility of Cu(OH)2 would solution. a increase b. decrease c. stay the same 28. CN, NH3, and some other compounds and ions will bind to transition metal ions and make them more soluble. The cyanide is acting like a a. Bronsted acid b. Bronsted base c. Lewis acid...
1) The molar solubility of PbI2 is 1.5X10-3 mol/L. PbI2(s) ? Pb2+(aq) + 2I-(aq) What is the molar concentration of iodi...
1) The molar solubility of PbI2 is 1.5X10-3 mol/L. PbI2(s) ? Pb2+(aq) + 2I-(aq) What is the molar concentration of iodide ion in a saturated PbI2 solution in mol/L? Hint: Consider mol ratios. Don't use scientific notation. Use 2 significant figures. ________ 2) The molar solubility of PbI2 is 1.5X10-3 mol/L. PbI2(s) ?Pb2+(aq) + 2I-(aq) Determine the solubility constant, ksp, for lead(II) iodide: ksp = [Pb2+][I-]2 Don't use scientific notation. Use 2 significant figures. ________ 3) How is the molar...
G-10 Assume the equilibrium constant K 1 for a reaction A + B 2 C. You...
G-10 Assume the equilibrium constant K 1 for a reaction A + B 2 C. You prepare a solution that has the following initial concentrations. For each solution, calculate the reaction quotient Q and state if the concentrations of reactants and products will (increase, decrease, or stay the same). a) [A] 1 M, [B] 1M, [C] 2 M. b) [A] 2 M, [B] 1 M,(C] 1 M. Answers: Q 4 >K, [A, B] increase, [C] decreases Q=0.5 < K, [A,...
Question 3 (1 point) Determine whether the pH will increase, decrease, or remain the same when th...
Question 3 (1 point) Determine whether the pH will increase, decrease, or remain the same when the following is added to the described solution: NH4NO3 to an NH3 solution 1. Increase 2. Decrease 3. Remain the same Na2CO3 to a NaHCO3 solution NaCIO4 to an NaOH solution
Question 3 (1 point) Determine whether the pH will increase, decrease, or remain the same when the following is added to the described solution: NH4NO3 to an NH3 solution 1. Increase 2. Decrease...
Question 7 Determine the solubility of Cul(s) (Ksp = 1.1 x 10-12) in 0.15 M Cu(NO3)2(aq)...
Question 7 Determine the solubility of Cul(s) (Ksp = 1.1 x 10-12) in 0.15 M Cu(NO3)2(aq) solution 1- 1- Ksp = (S+ 0.15). (25)?. S = (Ksp/0.6) 1/2, S = 1.35 x 10-6 M 2- 2- Ksp = S . (S + 0.30). S = (Ksp/0.30), S = 3.67 x 10-12 M 3- 3- Ksp = (S + 0.15).S. S = (Ksp/0.15). S = 7.33 x 10-12 M
Solubility Product A student determines that the concentration of OH" ions in a saturated solution of...
Solubility Product A student determines that the concentration of OH" ions in a saturated solution of calcium hydroxide, Ca(OH)2 is 0.054 M. What is Ksp for Ca(OH)2? Ca 7.9 x 10-5 Ob.5.4 x 10-3 Oc. 1.6 x 10-7 Od. 2.9x 10-3 Freezing Point Depression Which colligative property of solutions listed below is correctly stated. 1. The freezing point of a solution decreases as more solute is added. II. The boiling point of a solution increases as more solute is added....
both multiple choice questions
Question Completion Status: QUESTIONS Will the solubility of Co(NO3)3(s), CoBr3(s), CoCl3(s) increase, decrease, or remain the same when adding HCl(aq)? of the solution is lowered by 1. 1- Solubility of: Co(NO3)3(s) remains the same, CoCl3(s) decreases, CoBrz(s) remains the same 2. 2. Solubility of: Co(NO3)3(s) remains the same, CoCl3(s) decreases, CoBrz(s) increases 3. 3- Solubility of: CO(NO3)3(s) decreases, CoCl3(s) remains the same, CoBrz(s) decreases QUESTION 6 Determine the solubility of Cul(s) (Ksp - 1.1 x 10-12)...
Predict whether the solubility of CoCO3(s) will increase, decrease, or remain the same upon addition of each of the following substances (Co2 can form complex ions (Co(CN).] when in presence of CN lons) (a) Hl(aq) (b) Co(NO3)2(aq) (c) Na2CO3(aq) (d) LICN(aq)
what’s the answer to this?
Question 4 A Moles of HCI added 2.7 x 10+ 4.6 x 10-1 6.0 x 10+ Molar solubility of MgCO3 2.6 x 10-3 3.3 x 10-3 5.5 x 10-3 6.9 x 10-3 Submit MgCO3(s) = Mg2+ (aq) + CO: (aq) A saturated solution of MgCO, at equilibrium is represented by the equation above. Four different saturated solutions were prepared and kept at the same temperature. A given amount of HCI was added to each solution...
26. The solubility of CaF? would acidic. A a, increase b. decrease fone made the solution more one made the C/ stay the same if one added NaCN to the 27. The solubility of Cu(OH)2 would solution. a increase b. decrease c. stay the same 28. CN, NH3, and some other compounds and ions will bind to transition metal ions and make them more soluble. The cyanide is acting like a a. Bronsted acid b. Bronsted base c. Lewis acid...
G-10 Assume the equilibrium constant K 1 for a reaction A + B 2 C. You prepare a solution that has the following initial concentrations. For each solution, calculate the reaction quotient Q and state if the concentrations of reactants and products will (increase, decrease, or stay the same). a) [A] 1 M, [B] 1M, [C] 2 M. b) [A] 2 M, [B] 1 M,(C] 1 M. Answers: Q 4 >K, [A, B] increase, [C] decreases Q=0.5 < K, [A,...
Question 3 (1 point) Determine whether the pH will increase, decrease, or remain the same when the following is added to the described solution: NH4NO3 to an NH3 solution 1. Increase 2. Decrease 3. Remain the same Na2CO3 to a NaHCO3 solution NaCIO4 to an NaOH solution
Question 3 (1 point) Determine whether the pH will increase, decrease, or remain the same when the following is added to the described solution: NH4NO3 to an NH3 solution 1. Increase 2. Decrease...
Question 7 Determine the solubility of Cul(s) (Ksp = 1.1 x 10-12) in 0.15 M Cu(NO3)2(aq) solution 1- 1- Ksp = (S+ 0.15). (25)?. S = (Ksp/0.6) 1/2, S = 1.35 x 10-6 M 2- 2- Ksp = S . (S + 0.30). S = (Ksp/0.30), S = 3.67 x 10-12 M 3- 3- Ksp = (S + 0.15).S. S = (Ksp/0.15). S = 7.33 x 10-12 M
Solubility Product A student determines that the concentration of OH" ions in a saturated solution of calcium hydroxide, Ca(OH)2 is 0.054 M. What is Ksp for Ca(OH)2? Ca 7.9 x 10-5 Ob.5.4 x 10-3 Oc. 1.6 x 10-7 Od. 2.9x 10-3 Freezing Point Depression Which colligative property of solutions listed below is correctly stated. 1. The freezing point of a solution decreases as more solute is added. II. The boiling point of a solution increases as more solute is added....
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