Which one of the following expressions is correct for the representation of Ca2+ (aq) concentration involved...
QUESTION 30 Which one of the following expressions is the correct representation of Ca2+(aq) concentration involved in the solubility product (Ksp) of Ca3(PO4)2 in the presence of 0.10 M of Na3PO4 Ca2+)-(Ksp/0.010,12 Ca2)-(Ksp/0.101/2 Ca?)-(Ksp/0.001031/2 (Ca2+)-sp/0.01013 Ca2+)-sp/0.0010913
A solution of Na3PO4 is added dropwise to a solution that is 0.0353 M in Ca2+ and 1.43e-08 M in A13+ The Ksp of Ca3(PO4)2 is 2.07e-33. The Ksp of AlPO4 is 9.84e-21. (a) What concentration of PO4 is necessary to begin precipitation? (Neglect volume changes.) [PO3) = (b) Which cation precipitates first? Ca A13+ (c) What is the concentration of PO43- when the second cation begins to precipitate? (PO43-] = M.
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
Select the correct solubility equilibrium for the slightly soluble salt, calcium phosphate. O CaPO4(s) -- Ca2+(aq) + PO42-(aq) O Ca3(PO4)2(s) — 3Ca2+(aq) + 2P043-(aq) O Ca3PO4(s) — 3Ca+(aq) + PO43-(aq) CaPO4(s) - Ca(aq) + PO4(aq)
For the following equilibrium, Ca, (PO4 )2(s)--3 Ca2 +(aq) + 2 POI-(aq) If Ksp 2.1 x 10-33, what is the molar solubility of Ca, (PO,)? Report your answer with the correct number of significant figures. Sorry, that's incorrect. Try again? 1.15x10 M
please answer both questions
QUESTION 6 What is the concentration of silver ion in a saturated solution of silver carbonate containing 0.0044 M Na2CO3? For Ag2CO3, Ksp - 8.6 x 10-12 26.0 x 10-4 M b.8.0 x 10.9 M ©8.0 x 10-4 M 2.0 x 10.9 M 44x10-5M QUESTION 7 What is the net ionic equation for the reaction of Ca3(PO4)2 with a strong acid? *3 Ca2+ (aq) + 2 PO43-(aq) + 6 Ht(aq) → 2 H3PO4(aq) + 3 Ca2+(aq)...
What is the concentration of calcium ion that results from the unbalanced reaction Ca3(PO4)2(s)= Ca2+ (aq) +P04(ag) Where K=1.77x10-4
1) Write the solubility-product expression for the following mercury salts: Hg2Cl2 and HgCl2. 2) Exactly 0.133 mg of AgBr will dissolve in 1.00 L of water. What is the value of Ksp for AgBr? 3) By experiment, it is found that 1.2 x 10-3 mol of lead (II) iodide, PbI2, dissolves in 1.0 L of water at 25°C. What is the Ksp at this temperature? 4) What is the molar solubility of silver chloride in 1.0 L of solution that...
11:08 ..: LTE O < Question 17 of 29 Submit Which one of the following represents the net ionic equation for the reaction of Ca(NO3)2 with LizPO ? A) 3 Ca(NO3)2 (aq) + 2 Li3PO4 (aq) → Ca3(PO4)2 (s) + 6 NaNO3 (aq) B) Ca2+ (aq) + PO43- (aq) → Ca3(PO4)2 (s) C) 3 Ca2+ (aq) + 2 PO43- (aq) → Ca3(PO4)2 (s) D) Lit (aq) + NO3- (aq) → LINO3 (s)
Sodium sulfate is slowly added to a solution containing 0.0500 M Ca2 (aq) and 0.0400 M Ag (aq). What will be the concentration of Ca2*(aq) when Ag2SO4(s) begins to precipitate? Solubility-product constants, Ksp, can be found here. Number 2+ Ca What percentage of the Ca2(aq) can be precipitated from the Ag (aq) by selective precipitation? Number 88.7