explain in detail, please. A23. What is the expression you would develop to calculate the molar...
Purifying Mg2+ from sea water. Aqueous sodium hydroxide is added to an aqueous solution that contains 0.0099 M magnesium chloride and 0.021 M calcium chloride. What will be the concentration of the metal ion that precipitates first (as M(OH)2) at the time the second metal ion begins to precipitate? Ksp (Mg(OH)2) = 6.3 x 10-10 and Ksp (Ca(OH)2) = 6.5 x 10-6 Hint: Use Ksp values to determine the solubility of each product to determine the order of precipitation.
the molar solubility of calcium hydroxide, ca(OH)2 is 1.842 x 10^-5M. What is the Ksp value of calcium hydroxide?
Given calcium hydroxide, Ca(OH)2: What is molar solubility? (Ksp=5.5 x 10-6) What is the pH of this solution?
isnt the molar solubility of Ca(OH)2 with added CaCl2 supposed to be less than the molar solubility of Ca(OH)2 by itself? where did I mess up? A. Molar Solubility and Solubility Product of Calcium Hydroxide メーーー Desk No. Trial 1 Trial 2 Trial 3 1. Volume of saturated CalOHD, solution (ml) 2. Concentration of standardized HCI solution (mol/L) 3. Buret reading, initial (mL) . 4. Buret reading,final(mL) 5. Volume of HCI added (mL) 6. Moles of HCl added (mol) 7....
please answer both questions QUESTION 24 To 1.0 L of water, 3,0 x 10 mol of Pb(NO3)2, 4.0 x 10 mol of K2C+04, and 1.0 mol of NaCl are added. What will happen? Disregard the increase in volume due to added substances. Salt Esp PbC+04 1.8 * 10-14 PbCl2 16 x 10-5 A precipitate of PbCrO4 will form. b. A precipitate of KCI will form. No precipitate will form. A precipitate of PbCl2 will form QUESTION 25 What is the...
1. Using Table 38.3 in the Voyce text, calculate the solubility of Manganese(II) hydroxide at 25oC A. 5.7 x 10-5 B. 3.6 x 10-5 C. 4.4 x 10-7 2. The pH of a 0.0147M KCN solution is: A. 10.7 B. 5.52 C. 3.3 D. 8.48 3. The pH of a buffer solution composed of 0.020M HCHO2 and 0.014M NaCHO2 is: A. 3.59 B. 3.74 C. 3.90 4. When 400ml of a 0.01M SnCl2 solution is mixed with a 300ml if...
i have posted all the background information for the questions please please please do them all 1-5 thank you!! Data and Observations be sure to write down how many milliliters (ml) of the HCl was used to titrate the 5.0 ml of calcium hydroxide. Remember to include the appropriate significant figures from your titration. Trial Volume of HCI needed 2.8 ml 2:5 ml 2.5 mL 2.7mL [Ca?"] [OH-] 0.014 OM 0.028M 0.0125m 0.025M 0.0125 0.025M 10.0135M 10.027M 1.1x105 7.8 x...
For full marks in the following questions, you must provide the Ksp algebraic expression and all relevant chemical equations including source equations. The solubility of Ag2CO3 in water is 0.038 g / L. What is the Ksp of Ag2CO3? The Ksp of Pb(IO3)2 is 3.7 x 10-12 at 25 0C. What is the solubility of Pb(IO3)2 in water in g / L at 250 C? 200 ml of a saturated solution of BaF2 was evaporated to dryness and yielded 1.24...
Please help me with 6a calculations Experimental Procedure, Part A.6 versus Part B.2. Would you expect more or less standard 0.05 M HCI to be used to reach the methyl orange endpoint in Part B.2? Explain. A determination of the molar solubility and the K_sp calcium hydroxide was completed according to the experimental procedure. The following data were collected for Trial 1. (See Report Sheet.) Complete the table for the determinations. Record the calculated values to the correct number of...
Solid Nal is slowly added to a solution that is 0.0099 M Cut and 0.0089 M Ag*. Which compound will begin to precipitate first? O Nal O Cul o Agi Calculate [Agt ] when Cul just begins to precipitate. 8.21 x 1007 Enter your answer in scientific notation. What percent of Agt remains in solution at this point? 0.01095 10- Solubility Products of Some Slightly Soluble lonic Compounds at 25°C Compound 3p Compound Aluminum hydroxide (Al(OH)3) 10- Lead(II) chromate (PCO)...