Calculate the concentration in M) of barium ions (Ba2+) in a solution when BaCrO4 is dissolved...
A solution containing a mixture of 0.0441 M 0.0441 M potassium chromate ( K 2 CrO 4 K2CrO4 ) and 0.0513 M 0.0513 M sodium oxalate ( Na 2 C 2 O 4 Na2C2O4 ) was titrated with a solution of barium chloride ( BaCl 2 BaCl2 ) for the purpose of separating CrO 2− 4 CrO42− and C 2 O 2− 4 C2O42− by precipitation with the Ba 2+ Ba2+ cation. The solubility product constants ( ? sp Ksp...
What is the equilibrium Ba2+ concentration when 1.66 L of a 0.138 M barium sulfide solution are mixed with 1.63 L of a 0.253 M potassium carbonate solution? [Ba2+] = M
What is the equilibrium Ba2+ concentration when 1.22 L of a 0.168 M barium chloride solution are mixed with 1.34 L of a 0.283 M potassium sulfate solution? [Ba2+] =
What is the equilibrium Ba2+ concentration when 2.38 L ofa 0.153 M barium acetate solution are mixed with 2.57 L of a 0.268 M ammonium sulfate solution? [Ba2]-
2.8. Calculate the concentration of barium in the solution at equilibrium when 15.0mL of 0.200M K2CrO4 is added to 25.0mL of 0.100 M BaCl2. K for BaCrO4 is 2.4*10*
Q1 Q2 Q3 Q4 (Part B) Q5 Calculate the concentration of dissolved Ba2+ ions when BaSO4 is added to water at 25°C. Кsp? = 1.10 x 10-10 A particular saturated solution of silver chromate (Ag2CrO4), has [Ag+] = 5.0 x 10 Mand (CrO4) = 4.4 x 10M. What is value Ksp for silver chromate? As a result of mineral erosion and biological activity, phosphate ion is common in natural waters. If [Ca 2+] = 1 x 10-6 M and [PO43-)...
2.8. Calculate the concentration of barium in the solution at equilibrium when 15.0mL of 0.200M K2CrO4 is added to 25.0mL of 0.100 M BaCl2. K for BaCrO4 is 2.4 100
4) A sample of 0.870 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and treated with an excess of Na2SO4. If the mass of the BaSO4 precipitate formed is 0.4105 g, what is the percent by mass of Ba in the original compound?
12. If a solution is 0.25 Min Ba2+ and 0.50 MPb+ upon addition of Na2CrO4(s) which solid will precipitate first and at what concentration of Cr042-will the second solid begin to form? Ksp(BaCrO.) 2.1 × 10-10 Ksp(PbCrO.) 2.3x 10-13 A. BaCrO4 will precipitate first, a [Cro,--] = 8.4 × 10-10 M will cause PbCrO4(s) to form. B. BaCrO4 will precipitate first, a [Cr042-] = 4.6 x 10-13 M will cause PbCrO4(s) to form. C. PbCrO4 will precipitate first, a [CrO41...
Calculate the pH of this solution molar concentration of OH− ions in a 0.085 M solution of ethylamine (C2H5NH2; Kb=6.4×10−4). [OH−] [OH−] = 7.1×10−3 M Calculate the pH of this solution. Express your answer to two decimal places.