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![Calon), (s) → Catz (aq) + 206+ (aq) Let molar solubility be smol/l So, Ksp = [cat2] [on-]²= SX (25) 2 5 453 = 1.3x10-6 7 53-0](http://img.homeworklib.com/questions/eef9dda0-1f0a-11ea-902f-0727b7e70c51.png?x-oss-process=image/resize,w_560)
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CHEM 1002 Exam 3, 10/30/2019 15) (5 pts) Calculate the initial pH of the solution given the following reaction and...
calculate the initial pH of the solution given the following reaction. Ca(OH)2 -> Ca2+ + 2OH- with ksp= 1.3 x 10^-6...
calculate the initial pH of the solution given the following
reaction.
Ca(OH)2 -> Ca2+ + 2OH- with ksp= 1.3 x 10^-6
please explain how you got your answer.
15) (5 pts) Calculate the initial pH of the solution given the following reaction and equilibrium information below: Ca(OH),(s) = Ca2+ (aq) + 20H- (aq) with Ksp = 1.3 x 10-6 A) 8.2 B) 10.3 C) 11.8 D) 12.1 E) None of these are correct + Ann
question 8 and 15 E) 10.95 kJ/mol 8) (4 pts) The brown gas NO, and the colorless gas N20, exist in equilibrium, N,0...
question 8 and 15
E) 10.95 kJ/mol 8) (4 pts) The brown gas NO, and the colorless gas N20, exist in equilibrium, N,0 2NO In an experiment, 0.412 mole of N,O, was introduced into a 5.00 L vessel and was allowed to decompose until equilibrium was reached. The concentration of N20, at equilibrium was 0.07M. Calculate the approximate Ke for the reaction. A) 10.0 B) 2.12 C) 0.88 D) 0.09 E) 0.009 0.410 - X OS CHEM 1002 Exam 3,...
What is the answer to question 15, 16, 17 and 18, and also how did you...
What is the answer to question 15, 16, 17 and 18, and also how
did you calculate it
15) (5 pts) equilibrium information below: Calculate the initial pH of the solution given the following reaction and Ca(OH)2(s) Ca+(aq) +20H-(ag) with Kso 1.3 x 105 A) 12.1 B) 11.8 C) 10.3 D) 8.2 E) None of these choices are correct 2x 13x6 (x) 2. 6.3x106 (x) 2 -0.0036 -10002 0.0072 16) (5 pts) How many moles of sodium acetate (conjugate base)...
Quiz 3 (20 pts) October 30, 2019 CHEM 2401 1. For the following substitution reaction, please...
Quiz 3 (20 pts) October 30, 2019 CHEM 2401 1. For the following substitution reaction, please (a) calculate the AH endothermic process? (5 pts) . (b) is this reaction an exothermico Сн, H-C-Br сн. & H-OH . H-C-OH сн. H-Br CH3 Bond dissociation energies (CH3)2CH-Br 285 kJ/mol (CH3)2CH-OH 401 kJ/mol H-OH 498 kJ/mol H-Br 368 kJ/mol 2. For the Sn2 reaction depicted below, (a) please form all possible products and (b) draw the mechanism using curved arrow notation that explains...
Consider the following reaction: Fe3+(aq)+SCN−(aq)⇌FeSCN2+(aq) A solution is made containing an initial [Fe3+] of 1.2×10−3 M...
Consider the following reaction: Fe3+(aq)+SCN−(aq)⇌FeSCN2+(aq) A solution is made containing an initial [Fe3+] of 1.2×10−3 M and an initial [SCN−] of 8.2×10−4 M . At equilibrium, [FeSCN2+]= 1.8×10−4 M . Calculate the value of the equilibrium constant (Kc)(Kc). Express your answer using two significant figures.
ALT CHEM 125 Name Determining the Ksp of Calcium Hydroxide Calcium hydroxide is an ionie solid...
ALT CHEM 125 Name Determining the Ksp of Calcium Hydroxide Calcium hydroxide is an ionie solid that is sparingly soluble in water. A saturated, aqueous, solution of Ca(OH), is represented in equation form as shown below. Ca(OH)2 (5) --- Ca' (aq) + 2OH(aq) The solubility product expression describes, in mathematical terms, the equilibrium that is established between the solid substance and its dissolved ions in an aqueous system. The equilibrium expression for calcium hydroxide is shown below. Kp - [Ca][OHT...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol L-1 (D) 1.6 x 106 mol L-1 35. At 400 K, this reaction has Kp- 8.2 x 10. SO3(g)SO2(g)/ 02(g) What is Kp at 400 K for the following reaction? 2 SO3(g) 2 SO2(g) + O2(g) (B) 8.2 x...
please show full work for understanding purposes:) 5. (4 pts) Calculate the pH of a 0.0025 M aqueous solution of s...
please show full work for understanding purposes:)
5. (4 pts) Calculate the pH of a 0.0025 M aqueous solution of strontium hydroxide, Sr(OH). Sr(OH)2 = Srz + 20H .0025 - x + x + 2x o rood .0025 - Kb = (2x² 4 = 6.5*103 0.0025 ) pH = 6. (6 pts) Calculate the pH of a 0.175 M NH; aqueous solution. K. for NH, is 1.8 x 10. pH = 180 7. (10 pts) Determine the pH of a...
Part B: A 30.0-mL volume of 0.50 M CH3COOH (Ka=1.8×10?5) was titrated with 0.50 M NaOH. Calculate the pH after additio...
Part B: A 30.0-mL volume
of 0.50 M CH3COOH (Ka=1.8×10?5) was titrated with 0.50 M NaOH.
Calculate the pH after addition of 30.0 mL of NaOH at 25 ?C.
Express the pH numerically.
MasteringChemistry: ASSIGNMENT #6 (Chapter 16)-Google Chrome https://session.masteringchemistry.com/myct/itemView?assignmentProblem ID=59386 148 CHEM 101 (M03) Help | Close NMENT #6 Titration of Weak Acid with Strong Base Resources Y previous | 19 of 25 | next » ± Titration of Weak Acid with Strong Base A certain weak acid, HA...
calculate the initial pH of the solution given the following
reaction.
Ca(OH)2 -> Ca2+ + 2OH- with ksp= 1.3 x 10^-6
please explain how you got your answer.
15) (5 pts) Calculate the initial pH of the solution given the following reaction and equilibrium information below: Ca(OH),(s) = Ca2+ (aq) + 20H- (aq) with Ksp = 1.3 x 10-6 A) 8.2 B) 10.3 C) 11.8 D) 12.1 E) None of these are correct + Ann
question 8 and 15
E) 10.95 kJ/mol 8) (4 pts) The brown gas NO, and the colorless gas N20, exist in equilibrium, N,0 2NO In an experiment, 0.412 mole of N,O, was introduced into a 5.00 L vessel and was allowed to decompose until equilibrium was reached. The concentration of N20, at equilibrium was 0.07M. Calculate the approximate Ke for the reaction. A) 10.0 B) 2.12 C) 0.88 D) 0.09 E) 0.009 0.410 - X OS CHEM 1002 Exam 3,...
What is the answer to question 15, 16, 17 and 18, and also how
did you calculate it
15) (5 pts) equilibrium information below: Calculate the initial pH of the solution given the following reaction and Ca(OH)2(s) Ca+(aq) +20H-(ag) with Kso 1.3 x 105 A) 12.1 B) 11.8 C) 10.3 D) 8.2 E) None of these choices are correct 2x 13x6 (x) 2. 6.3x106 (x) 2 -0.0036 -10002 0.0072 16) (5 pts) How many moles of sodium acetate (conjugate base)...
Quiz 3 (20 pts) October 30, 2019 CHEM 2401 1. For the following substitution reaction, please (a) calculate the AH endothermic process? (5 pts) . (b) is this reaction an exothermico Сн, H-C-Br сн. & H-OH . H-C-OH сн. H-Br CH3 Bond dissociation energies (CH3)2CH-Br 285 kJ/mol (CH3)2CH-OH 401 kJ/mol H-OH 498 kJ/mol H-Br 368 kJ/mol 2. For the Sn2 reaction depicted below, (a) please form all possible products and (b) draw the mechanism using curved arrow notation that explains...
ALT CHEM 125 Name Determining the Ksp of Calcium Hydroxide Calcium hydroxide is an ionie solid that is sparingly soluble in water. A saturated, aqueous, solution of Ca(OH), is represented in equation form as shown below. Ca(OH)2 (5) --- Ca' (aq) + 2OH(aq) The solubility product expression describes, in mathematical terms, the equilibrium that is established between the solid substance and its dissolved ions in an aqueous system. The equilibrium expression for calcium hydroxide is shown below. Kp - [Ca][OHT...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol L-1 (D) 1.6 x 106 mol L-1 35. At 400 K, this reaction has Kp- 8.2 x 10. SO3(g)SO2(g)/ 02(g) What is Kp at 400 K for the following reaction? 2 SO3(g) 2 SO2(g) + O2(g) (B) 8.2 x...
please show full work for understanding purposes:)
5. (4 pts) Calculate the pH of a 0.0025 M aqueous solution of strontium hydroxide, Sr(OH). Sr(OH)2 = Srz + 20H .0025 - x + x + 2x o rood .0025 - Kb = (2x² 4 = 6.5*103 0.0025 ) pH = 6. (6 pts) Calculate the pH of a 0.175 M NH; aqueous solution. K. for NH, is 1.8 x 10. pH = 180 7. (10 pts) Determine the pH of a...
Part B: A 30.0-mL volume
of 0.50 M CH3COOH (Ka=1.8×10?5) was titrated with 0.50 M NaOH.
Calculate the pH after addition of 30.0 mL of NaOH at 25 ?C.
Express the pH numerically.
MasteringChemistry: ASSIGNMENT #6 (Chapter 16)-Google Chrome https://session.masteringchemistry.com/myct/itemView?assignmentProblem ID=59386 148 CHEM 101 (M03) Help | Close NMENT #6 Titration of Weak Acid with Strong Base Resources Y previous | 19 of 25 | next » ± Titration of Weak Acid with Strong Base A certain weak acid, HA...
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