The concentration of an aqueous solution of PBSO4 (Kap = 1.8 x 10-8) is 1.34 x 103 M. Qsp = %3D and this solution is. - O 1.8 x 10-8, polyunsaturated O 1.8 x 10-8, saturated O 9.0 x 10-8, unsaturated O 1.8 x 10-6, supersaturated
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- Compare the solubility of ferrihydrite (Fe(OH)3) and goethite (FeOOH), with dissolution reactions shown below. Fe(OH)3 3 H+ --> Fe3+ + 3 H2O FeOOH + 3 H+ --> Fe3+ + 2 H2Owhat mass in grams of Na2S2O3 is needed to dissolve 4.7 g of AgBr in a solution volume of 1.0 L given that Ksp for AgBr is 3.3 x 10^-13 and Kf for [Ag(S2O3)2]^3- is 4.7 x 10^13?Calculate the mass solubility of Ag2CO3 (Ksp= 8.1 x 10^-12, MM = 275.74 g/mol) in a 0.010 M AgNO3 solution (AgNO3 is highly soluble in the water)
- The mass of K3PO4 needed to prepare 250.0mL of an aqueous solution in which PO4-3 concentration is 0.0550M. The answer is ……………………… How many grams of silver sample is equal to 0.0417 mole of silver The answer is ……………………… When 38.0 mL of 0.1250 M H2SO4 is added to 100 mL of a solution of PbI2, a precipitate of PbSO4 forms. The PbSO4 is then filtered from the solution, dried, and weighed. If the recovered PbSO4 is found to have a mass of 0.0471g, what was the concentration of iodide ions in the original solution The answer is ……………………………… Express 96.342 m using 2 significant figures The answer is ………………………………. The oxidation number of sulfur in (Na2S2O5) is? The answer is ………………………………Calculate the solubility of TlBrO3(s) in water in grams per liter at 25C given that Ksp=1.1x10^-12 M^3.Determine the solubility of Ag2SO3 (Ksp=1.5x10-14; MW=295.8 g/mole) in a 0.2 M solution of Na2SO3.
- Given: 0.35g NaCl, 0.25 g NaHCO3, 0.15 g KCl & 2 g C6H12O6 are present in 100 mL ORS solution (MW: Na: 23, K: 39, Cl: 35, H: 1, C: 12, O: 16) Calculate the total amount of chloride expressed in mmol/L present in the prepared solution 60.34 mmol/L 90.10 mmol/L a 111.11 mmol/L b 29.76 mmol/L c 80.61 mmol/L d 20.27 mmol/LA technician is setting up a laboratory to standardise ~0.0200 mol dm–3 KMnO4. What mass of Mohr’s salt [FeSO4(NH4)2SO4·6H2O] would the technician be required to weigh out to produce a 5.00 L solution of Mohr’s salt such that 25.0 cm3 aliquots of the salt would require a titre of 20.0 cm3 to standardise the KMnO4 solution?Please compare the solubility of ferrihydrite (Fe(OH)3) and goethite (FeOOH), with dissolution reactions provided. FeOOHgoethite + 3 H+ à Fe3+ + 2 H2O Fe(OH)3(ferrihydrite) 3 H+ à Fe3+ + 3 H2O
- How many grams of bismuth (III) sulfide (Bi2S3, MM = 514.16 g/mol) will exactly dissolve in 500.0 mL of aqueous solution at 25.0 oC, if its Ksp = 1.6 x 10–72 at 25.0 oC?Given: 0.35g NaCl, 0.25 g NaHCO3, 0.15 g KCl & 2 g C6H12O6 are present in 100 mL ORS solution (MW: Na: 23, K: 39, Cl: 35, H: 1, C: 12, O: 16) Calculate the total amount of bicarbonate expressed in mmol/L present in the prepared solution a 90.10 mmol/L b 80.61 mmol/L c 29.76 mmol/L d 60.34 mmol/L e 111.11 mmol/L f 20.27 mmol/LThe solubility of Ag2SO3 is measured and found to be 4.51x10-3 g/L. Use this information to calculate a Ksp value for silver sulfite. Ksp = _____ The solubility of AIPO4 is measured and found to be 1.43x10-8 g/L. Use this information to calculate a Ksp value for aluminum phosphate. Ksp = _______ The solubility of MgF₂ is measured and found to be 7.45x10-2 g/L. Use this information to calculate a Kap value for magnesium fluoride. Ksp = ________