Temp [OH– ] / mol L –1 10 0.02684 20 0.02465 30 0.02276 40 0.02113 50...
| Temp | [OH– ] / mol L –1 | ||
| 10 | 0.02684 | ||
| 20 | 0.02465 | ||
| 30 | 0.02276 | ||
| 40 | 0.02113 | ||
| 50 | 0.0197 |
a. Write the chemical reaction showing the dissociation of Ca(OH)2 in water. Determine the molar solubility of Ca(OH)2 at 10 oC, using an ICE table to assist in this determination. {2 marks}
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Temp
[OH– ] / mol L –1
10
0.02684
20
0.02465
30
0.02276
40
0.02113
50...
6. Calcium hydroxide, Ca(OH)2, is slightly soluble in water. The concentration of the hydroxide ion present...
6. Calcium hydroxide, Ca(OH)2, is slightly soluble in water. The concentration of the hydroxide ion present in a saturated solution was determined at various temperatures by titration with a standardized hydrochloric acid solution, and was collected as follows: Temperature / °C 10 20 30 40 50 [OH"]/mol L- 0.02684 0.02465 0.02276 0.02113 0.01970 a. Write the chemical reaction showing the dissociation of Ca(OH)2 in water. Determine the molar solubility of Ca(OH)2 at 10°C, using an ICE table to assist in...
At 25oC, 0.800g of Ca(OH)2(s) will dissolve in 104.7 mL of water. Write the equation for...
At 25oC, 0.800g of Ca(OH)2(s) will dissolve in 104.7 mL of water. Write the equation for the dissociation of Ca(OH)2(s) in water. Calculate the molar solubility, in mol L–1, of Ca(OH)2(s) in water at 25oC.
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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...
#40. (a) If the molar solubility of Ag3PO4 at 25 oC is 4.26e-05 mol/L, what is...
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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 (m...
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)...
1- A saturated solution of lead(II) iodide, PbI2 has an iodide concentration of 3.0*10^-3 mol/L. a- What is the molar...
1- A saturated solution of lead(II) iodide, PbI2 has an iodide concentration of 3.0*10^-3 mol/L. a- What is the molar solubility of PbI2? b- Determine the solubility constant, Ksp for lead (II) iodide. c- Does the molar solubility of lead(II) iodide increase, decrease or remain unchanged with the addition of potassium iodide to the solution? Explain? 2- The Ksp of Ca(OH)2 was 5.2*10^-6 and 4.8*10^-6 respectively. a- What is the average Ksp of Ca(OH)2?
(a) If the molar solubility of Al(OH)3 at 25 oC is 1.83e-09 mol/L, what is the...
(a) If the molar solubility of Al(OH)3 at 25 oC is 1.83e-09 mol/L, what is the Ksp at this temperature? Ksp = (b) It is found that 0.00178 g of Ag3PO4 dissolves per 100 mL of aqueous solution at 25 oC. Calculate the solubility-product constant for Ag3PO4. Ksp = (c) The Ksp of Mg3(PO4)2 at 25 oC is 1.04e-24. What is the molar solubility of Mg3(PO4)2? Ksp =
Isnt the molar solubility of Ca(OH)2 with added CaCl2 supposed to be less than the molar solubili...
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....
1. The molar solubility of Pbly in water is 1.5x10-mol/L. What is the solubility product of...
1. The molar solubility of Pbly in water is 1.5x10-mol/L. What is the solubility product of Pblz? answer = What is the molar solubility of Pb(OH)2 in a solution that is 0.010 M NaOH? The Ksp for Pb(OH)2 is 2.8x10-16 answer = 3. CaF2 dissolves in pure water. If the molar solubility of CaF2 is 2.2x10-4 mol/L, what is the concentration of fluoride in solution at equilibrium? answer
6. Calcium hydroxide, Ca(OH)2, is slightly soluble in water. The concentration of the hydroxide ion present in a saturated solution was determined at various temperatures by titration with a standardized hydrochloric acid solution, and was collected as follows: Temperature / °C 10 20 30 40 50 [OH"]/mol L- 0.02684 0.02465 0.02276 0.02113 0.01970 a. Write the chemical reaction showing the dissociation of Ca(OH)2 in water. Determine the molar solubility of Ca(OH)2 at 10°C, using an ICE table to assist in...
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...
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)...
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....
1. The molar solubility of Pbly in water is 1.5x10-mol/L. What is the solubility product of Pblz? answer = What is the molar solubility of Pb(OH)2 in a solution that is 0.010 M NaOH? The Ksp for Pb(OH)2 is 2.8x10-16 answer = 3. CaF2 dissolves in pure water. If the molar solubility of CaF2 is 2.2x10-4 mol/L, what is the concentration of fluoride in solution at equilibrium? answer
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