QUESTION 12 A 1.0 g sample of zinc sulfide, ZnS, is mixed with 100.0 ml of pure water and 100.0 mL of a 0.100 M sodium sulfide, NaɔS, solution. Which set of diagrams best represents the two solutions? The Kep of ZnS is 3.0x1023, and both solutions are saturated. Water molecules and sodium ions are omitted for clarity. Key: O = Zn- O = 52 Item image: 100.0 ml pure water: 100.0 mL 0.100 Na2s: 100.0 ml pure water: 100.0 ml 0.100 Nazs: 100.0 ml pure water: 100.0 mL 0.100 Nazs: 100.0 ml pure water: 100.0 mL 0.100 Na25: TIT

QUESTION 12 A 1.0 g sample of zinc sulfide, ZnS, is mixed with 100.0 ml of pure water and 100.0 mL of a 0.100 M sodium sulfide, NaɔS, solution. Which set of diagrams best represents the two solutions? The Kep of ZnS is 3.0x1023, and both solutions are saturated. Water molecules and sodium ions are omitted for clarity. Key: O = Zn- O = 52 Item image: 100.0 ml pure water: 100.0 mL 0.100 Na2s: 100.0 ml pure water: 100.0 ml 0.100 Nazs: 100.0 ml pure water: 100.0 mL 0.100 Nazs: 100.0 ml pure water: 100.0 mL 0.100 Na25: TIT

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

When 25.0 mL of a 9.81×10-4 M sodium hydroxide solution is combined with 22.0 mL of a 3.54×10-4 M nickel(II) sulfate solution does a precipitate form? fill in the blank 1 (yes or no)For these conditions the Reaction Quotient, Q, is equal to ______ .
A solution contains 1.22x10-2 M lead nitrate and 1.05x10-² M silver acetate. Solid sodium chloride is added slowly to this mixture. What is the concentration of silver ion when lead ion begins to precipitate? [Ag*]= Submit Answer Retry Entire Group 7 more group attempts remaining
If 350 mL of some Pb(NO3)2 solution is mixed with 550 mL of 3.20 x 10−2 M NaCl solution, what is the maximum concentration of the Pb(NO3)2 solution added if no solid PbCl2 forms? (Assume Ksp = 2.00 x 10−5 M at this temperature.) Enter the concentration in M.
A solution contains 5.72×10-3 M potassium sulfate and 6.78×10-3 M ammonium fluoride.Solid lead nitrate is added slowly to this mixture.What is the concentration of sulfate ion when fluoride ion begins to precipitate?[sulfate] = _______M
Be sure to answer all parts. Solid NaI is slowly added to a solution that is 0.0099 M Cu+ and 0.0081 M Ag+. Which compound will begin to precipitate first? NaI CuI AgI Calculate [ Ag+ ] when CuI just begins to precipitate. × 10 M Enter your answer in scientific notation. What percent of Ag+ remains in solution at this point? %
Aa.72.
11b.
A solution contains 6.32x10-3 M ammonium iodide and 5.98×10-3 M sodium chromate. Solid silver acetate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of silver ion when this precipitation first begins? [Ag*] = Retry Entire Group 9 more group attempts remaining Submit Answer
Please answer the wrong portion with clear steps and explanations
How many mL of 0.455 M HCI are needed to dissolve 9.32 g of BaCO3? 2HCl(aq) + BaCO3(s) →→→ BaCl₂(aq) + H₂O(l) + CO₂(g) - mL
When 15.0 mL of a 9.32×10-4 M nickel(II) iodide solution is combined with 15.0 mL of a 6.82×10-4 M potassium hydroxide solution does a precipitate form? fill in the blank 1 (yes or no)For these conditions the Reaction Quotient, Q, is equal to ___. --- When 25.0 mL of a 8.62×10-4 M potassium sulfate solution is combined with 12.0 mL of a 3.95×10-4 M lead nitrate solution does a precipitate form? fill in the blank 1 (yes or no)For these conditions the Reaction Quotient, Q, is equal to ______
Question 4: After the student made the working NaOH solution above, he conducted a titration of an HCl solution of unknown concentration. If the student used a 20.5 ml aliquot of the HCl solution and used 22.7 ml of the NaOH solution from #3 above to reach the endpoint, what is the concentration of the HCl solution?