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QUESTION 4 Determine if adding each of the following to a saturated Ca3(PO4)2 solution will increase,...
the crc handbook gives the solubility of ca3(po4)2 at 25 c as .0012g/100ml . determine the...
the crc handbook gives the solubility of ca3(po4)2 at 25 c as .0012g/100ml . determine the molar solubility of ca3(po4)2 . this is the molarity of saturated solution . and determine ksp of ca3(po4)2
If the concentration of phosphate ions ([PO43-1) in a saturated solution of Ca3(PO4)2 is known, which...
If the concentration of phosphate ions ([PO43-1) in a saturated solution of Ca3(PO4)2 is known, which expression should be used to calculate the solubility product constant (Ksp) for Ca3(PO4)2? Kp - 8 [PO43-15/27 Ksp - 3(PO4"-1/2 Ksp = 27 (PO43-1978 Ksp -9 [PO43-1514 Kup 4(PO43-119
Consider the net ionic equation: 3Ca+2 (aq) + 2PO4-3 (aq) → Ca3(PO4)2 (s) Which of the...
Consider the net ionic equation: 3Ca+2 (aq) + 2PO4-3 (aq) → Ca3(PO4)2 (s) Which of the following unbalanced chemical equations could give rise to this net ionic equation? A. CaCl2 + Na3PO4 → Ca3(PO4)2 + H2O B. CaC2 + H3PO4 → Ca3(PO4)2 + C2H2 C. Both of the above reactions. D. None of the above reactions
For a saturated NaCl solution, what effect will adding concentrated HNO3 have on the system? Select...
For a saturated NaCl solution, what effect will adding concentrated HNO3 have on the system? Select one: a. No effect b. Shift left c. Shift right
5a. Write a balanced equilibrium equation for Cas(PO4)2 going into solution. b. The CRC Hand book...
5a. Write a balanced equilibrium equation for Cas(PO4)2 going into solution. b. The CRC Hand book gives the solubility of Cas(PO4)2 at 25°C as 0.0012 g/100 mL. Determine the molar solubility of Cas(PO4)2. This is the molarity of a saturated solution. c. Determine Ksp for Ca3(PO4)2.
16. Complete and balance each of the following: a. Fe(NO3)3+ KCI b. H2SO4 + Ca3(PO4)2 c....
16. Complete and balance each of the following: a. Fe(NO3)3+ KCI b. H2SO4 + Ca3(PO4)2 c. Na2CO3 +HC2H302 d. MgSO4 + K3PO4
Recrystallization/Melting Point 2-ethoxybenzamide is the unknown. 1. Adding enough solvent to achieve a “saturated” solution is...
Recrystallization/Melting Point 2-ethoxybenzamide is the unknown. 1. Adding enough solvent to achieve a “saturated” solution is necessary for recrystallization. a. What is the problem with adding too much solvent? b. What is the problem with adding too little solvent? 2. Why is fluted filter paper preferred over standard conical filter paper for the filtration of the recrystallized solid? 3. What is the purpose of adding boiling stones when heating solutions to a boil? 4. Name 2 requirements that must be...
how many Ca2+ ions are in a mole of Ca3(PO4)2? How many PO3- 4 ions 1....
how many Ca2+ ions are in a mole
of Ca3(PO4)2? How many PO3- 4 ions
1. How many Ca-* ions are in mole of Ca3(PO4)2? How may PO4 ions? 2 Ilumaadhumat 1 c 110 mm
A. BaSO3 B. Cus C. Zn3(PO4)2 D. Ca3(PO4)2 Complete the following statements by entering the letter(s)...
A. BaSO3 B. Cus C. Zn3(PO4)2 D. Ca3(PO4)2 Complete the following statements by entering the letter(s) corresponding to the correct compound(s). (If more than one compound fits the characters without punctuation, e.g, ABC.) Without doing any calculations it is possible to determine that manganese(II) sulfide is more soluble than and manganese(II) sulfi It is not possible to determine whether manganese(II) sulfide is more or less soluble than by simply comparing Ksp values. Submit Answer Retry Entire Group 4 more group...
+-/0.1 points 40. 0/4 Submissions Used (a) If the molar solubility of Ca3(PO4)2 at 25 °C...
+-/0.1 points 40. 0/4 Submissions Used (a) If the molar solubility of Ca3(PO4)2 at 25 °C is 4.53e-08 mol/L, what is the Ksp at this temperature? Ksp (b) It is found that 8.70e-09 g of Ga(OH)3 dissolves per 100 mL of aqueous solution at 25 °C. Calculate the solubility-product constant for Ga(OH)3 Ksp (c) The Ksp of Cd3(PO4)2 at 25 °C is 2.53e-33. What is the molar solubility of Cd3(PO4)2? solubility mol/L
If the concentration of phosphate ions ([PO43-1) in a saturated solution of Ca3(PO4)2 is known, which expression should be used to calculate the solubility product constant (Ksp) for Ca3(PO4)2? Kp - 8 [PO43-15/27 Ksp - 3(PO4"-1/2 Ksp = 27 (PO43-1978 Ksp -9 [PO43-1514 Kup 4(PO43-119
5a. Write a balanced equilibrium equation for Cas(PO4)2 going into solution. b. The CRC Hand book gives the solubility of Cas(PO4)2 at 25°C as 0.0012 g/100 mL. Determine the molar solubility of Cas(PO4)2. This is the molarity of a saturated solution. c. Determine Ksp for Ca3(PO4)2.
16. Complete and balance each of the following: a. Fe(NO3)3+ KCI b. H2SO4 + Ca3(PO4)2 c. Na2CO3 +HC2H302 d. MgSO4 + K3PO4
how many Ca2+ ions are in a mole
of Ca3(PO4)2? How many PO3- 4 ions
1. How many Ca-* ions are in mole of Ca3(PO4)2? How may PO4 ions? 2 Ilumaadhumat 1 c 110 mm
A. BaSO3 B. Cus C. Zn3(PO4)2 D. Ca3(PO4)2 Complete the following statements by entering the letter(s) corresponding to the correct compound(s). (If more than one compound fits the characters without punctuation, e.g, ABC.) Without doing any calculations it is possible to determine that manganese(II) sulfide is more soluble than and manganese(II) sulfi It is not possible to determine whether manganese(II) sulfide is more or less soluble than by simply comparing Ksp values. Submit Answer Retry Entire Group 4 more group...
+-/0.1 points 40. 0/4 Submissions Used (a) If the molar solubility of Ca3(PO4)2 at 25 °C is 4.53e-08 mol/L, what is the Ksp at this temperature? Ksp (b) It is found that 8.70e-09 g of Ga(OH)3 dissolves per 100 mL of aqueous solution at 25 °C. Calculate the solubility-product constant for Ga(OH)3 Ksp (c) The Ksp of Cd3(PO4)2 at 25 °C is 2.53e-33. What is the molar solubility of Cd3(PO4)2? solubility mol/L
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