
The ethylenediaminetetraacetate ion, H2Y 2-, forms a strong complex with the calcium ion. How does the addition of the H...
Part A and Part B.
Also question #3-post lab. (its circled)
A. Molar Solubility and Solubility Product of Calcium Hydroxide Trial I Trial 3 Trial 2 25.0 1. Volume of saturated Ca(OH), solution (mL) 2. Concentration of standardized HCl solution (molU/L) 3. Buret reading, initial (mL 4. Buret reading, final (mL) 5. Volume of HCI added (mL) 6. Moles of HCI added (mol) 7. Moles of OH" in saturated solution (mol) 8. (OH1, equilibrium (mol/L) 9. (Ca2 ], equilibrium (mol/L)...
Circle the questions that are to be answered 1. Part A.2 Suppose some of the solid calcium hydroxide is inadvertently transferred along with the supernatant liquid for analysis Will more, less, or the same amount of hydrochloric acid titrant be used for the analysis in Part A.6? Explain b Will this inadvertent transfer increase, decrease, or have no effect on the cakculated solubility product for calcium hydroxide? Explain c Will this inadvertent transfer increase, decrease, or have no effect on...
1. How is the molar solubility of a slightly soluble salt affected by the addition of an ion common to the salt equilibrium? 2. A 3.11 mL volume of a standardized 0.0025 M HCl solution titrated 25.0 mL of a saturated Mg(OH)2 solution to the methyl orange endpoint. Calculate the Ksp of Mg(OH)2. 3. If the endpoint in the titration of a saturated Ca(OH)2 solution with a standardized HCI solution is surpassed, will the reported Kap of Ca(OH)2 be reported...
Suppose some of the solid calcium hydroxide is inadvertently transferred along with the supernatant liquid for analysis. a.Will more. less, or the same amount of hydrochloric acid titrant be used for the analysis in .6? Explain. b.Will this inadvertent transfer increase, decrease, or have no effect on the calculated solubility product for calcium hydroxide? Explain. c.Will this inadvertent transfer increase, decrease, or have no effect on the calculated molar solubility of calcium hydroxide? Explain. 2. .6 Does adding beiled, deionized...
A) Consider the insoluble compound zinc hydroxide, Zn(OH)2. The zinc ion also forms a complex with ammonia. Write a balanced net ionic equation to show why the solubility of Zn(OH)2(s) increases in the presence of ammonia and calculate the equilibrium constant for this reaction. For Zn(NH3)42+, Kf = 2.9×109. Specify states such as (aq) or (s) and provide K. K = ______ B) Consider the insoluble compound nickel(II) hydroxide, Ni(OH)2. The nickel ion also forms a complex with cyanide ions....
Question 5: The cation, Co2+, is able to form a complex ion, [Co(SCN)4] 2–, with the thiocyanate anion, SCN–. (a) Write the chemical equation for the (a) Write the chemical equation for the formation of this complex ion with the corresponding expression for the formation constant, Kf, and (b) Given Kf for [Co(SCN)4] 2– = 1 x103, explain how having SCN– in solution would affect the solubility of Co(OH)2 (Ksp for Co(OH)2 = 1.3 x 10–15).
need help with the last 3 responses. first attachment is the
answer that response 1 needs. thanks
(Except where otherwise noted, 2 pts for all blanks, boxes and questions.) Give the balanced equation for the solvation of Ca(OH)2 in water. CaloH), 15) H₂011) (at laq) + 2014 laq) Write the solubility-product expression, Kap, for Ca(OH)2. Ksp [cat] [OH-]2 Explain in complete sentences using equations if necessary for illustration. 1. What is the stoichiometric relationship of the hydroxide ion concentration to...
19. Predict how the following will affect the solubility of Al(OH)s a. In solution of 0.1 MA b. pH of 4.0 c. pOH of 4.0-Al(OH)s is amphoteric-Al(OH)s (aq) + OH, (aq)-→ [Al(OH) (aq) 20. Predict how the following will affect the solubility of AgBr a. Addition of Na S2Os complex forms in Ag' (a) 2S20 (aq) [Ag(S 0s)2l (aq) 21. Calculate the molar solubility for the following solutions of LiF (Ksp 3.8 103) a. In 0.1 M NaF . In...
A) Consider the insoluble compound cobalt(II) hydroxide , Co(OH)2. The cobalt(II) ion also forms a complex with ammonia . Write a balanced net ionic equation to show why the solubility of Co(OH)2(s) increases in the presence of ammonia and calculate the equilibrium constant for this reaction. For Co(NH3)62+, Kf = 7.7×104. Use the pull-down boxes to specify states such as (aq) or (s). _____ + _____ = _____ + _____ K = B) Consider the insoluble compound nickel(II) carbonate ,...
1A) How will the calculated Ksp value of Ca(OH)2 be affected if the original Ca(OH)2 solution is not saturated? Explain? B) Does adding distilled water to the titrating flask in order to wash the sides of the flask and the buret tip affect the computed Ksp of Ca(OH)2? Explain? C) How might tap water instead of distilled water affect the calculated Ksp of Ca(OH)2? Explain? D) The temperature of the solution was 21.1 degrees Celcius. Is the molar solubility of...