Question

In: Chemistry

When ammonia is added to a solution that has Cu(OH)2(s) precipitate in it, the precipitate dissolves....

When ammonia is added to a solution that has Cu(OH)2(s) precipitate in it, the precipitate dissolves. Use Le Châtelier’s principle to explain this.

Solutions

Expert Solution

queen_honey_blossom answered 1 year ago
Next > < Previous

Related Solutions

1) The solubility of Cu(OH)2 would _____ if one added NaCN to the solution. A. Increase...
1) The solubility of Cu(OH)2 would _____ if one added NaCN to the solution. A. Increase or B. Decrease 2) AS the temperature increases chemical reactions tend to become more ______ controlled. A. Entropy or B. There is no temperature effect. 3) A cell where electricity is used to make the reaction run in a nonspontaneous direction is a ______ cell. A. Avogadro B. Electrolytic or C. Galvanic 4) Alkaline Batteries use this mtal in the anode. A. Iron B....
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3,...
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [Cu(NH3)4]^{2+}. If a standard hydrogen electrode is used as the cathode, the cell potential, Ecell, is found to be 0.075 V at 298 K. Half reaction of Cu = .337 V Half reaction of H = .000 V Based on the cell potential, what is the concentration of Cu^{2+} in this solution? [Cu2+]____ with units PLEASE HELP ME!!
Given equations: (1) Cu2+ (aq) + 2 OH- aq) ⇌ Cu(OH)2 (s) (2) Cu2+ (aq) +...
Given equations: (1) Cu2+ (aq) + 2 OH- aq) ⇌ Cu(OH)2 (s) (2) Cu2+ (aq) + 6 NH3 (aq) ⇌ Cu(NH3)62+ (aq) In a test tube of~1mL of Cu2+ solution was added to it (CuSO4). Several drops of 6 M NaOH were added to the copper solution until the precipitate Cu(OH)2 was observed. Are all the Cu2+ ions part of the precipitate? Explain. Then drops of 6M NH3 until a change was observed. You may need to stir your test...
Cu +2 OH --> Cu(OH)2 Cu+ 6 NH3 -->Cu(NH3)6 add drops of 6 m NH3 until...
Cu +2 OH --> Cu(OH)2 Cu+ 6 NH3 -->Cu(NH3)6 add drops of 6 m NH3 until a change is observed. a) what is happening at the molecular level when NH3 is added? How are the positions of equilibrium affected for both equations 1 and 2? explain. b) Add drops of 6 M HCl until a change is observed. stir the solution as you add HCL. What will you observe? c) what is happening at the molecular level when the HCl...
Above what Fe2+ concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 9.99? The Ksp of Fe(OH)2 is 4.87
Above what Fe2+ concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 9.99? The Ksp of Fe(OH)2 is 4.87
The pH of solution containing 1 mol Cu(OH)2 in 1L water is 7.66. Has all the...
The pH of solution containing 1 mol Cu(OH)2 in 1L water is 7.66. Has all the Cu(OH)2 dissolve in water? Ksp=4.8 × 10-20.
#3 R&D Exp. 26 Should Cu(OH)2 precipitate in 3 M NH3 if the original [Cu2+] is...
#3 R&D Exp. 26 Should Cu(OH)2 precipitate in 3 M NH3 if the original [Cu2+] is 0.1 M ( the Kb for ammonia is 1.6x10-5)? Please show work and explain a little of how you got this result
When sodium hydroxide, NaOH, solution is added to Part B of the copper cycle, precipitate does...
When sodium hydroxide, NaOH, solution is added to Part B of the copper cycle, precipitate does not immediately form. What else is present in the reaction mixture from the first part of the cycle that causes this? Is it nitric acid?
Determine the [OH−] of a 0.16 M ammonia solution Determine pH of a 0.16 M ammonia...
Determine the [OH−] of a 0.16 M ammonia solution Determine pH of a 0.16 M ammonia solution. Determine pOH of a 0.16 M ammonia solution.
Ca(OH)2 dissolves exothermically in water and the molar solubility of Ca(OH)2 decreased as the temperature increases....
Ca(OH)2 dissolves exothermically in water and the molar solubility of Ca(OH)2 decreased as the temperature increases. What are the signs of Delta H and Delta S for dissolving Ca(OH)2?
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT