A solution contains Al 3 + and Co 2 + . The addition of 0.3488 L...

A solution contains Al 3 + and Co 2 + . The addition of 0.3488 L of 1.779 M NaOH results in the complete precipitation of the ions as Al ( OH ) 3 and Co ( OH ) 2 . The total mass of the precipitate is 22.32 g . Find the masses of Al 3 + and Co 2 + in the solution.

Expert Solution

queen_honey_blossom answered 9 months ago

a solution contains Al^3+ and Co^2+ the addition of 0.3471 L of 1.814 M NaOH results...

a solution contains Al^3+ and Co^2+ the addition of 0.3471 L of 1.814 M NaOH results in the complete precipitation of ions as Al(OH)3 and Co(OH)2 the total mass of the precipitate is 22.28g find the masses of Al^3+ and Co^2+ in the solution

A solution contains Cr3+ ion and Mg2+ ion. The addition of 1.00 L of 1.52 M...

A solution contains Cr3+ ion and Mg2+ ion. The addition of 1.00 L of 1.52 M NaF solution is required to cause the complete precipitation of these ions as CrF3(s) and MgF2(s). The total mass of the precipitate is 50.4 g . Determine the mass of Cr3+ in the original solution.

A solution contains Al3+ and Co2+. The addition of 0.3628 L of 1.714 M NaOH results...

A solution contains Al3+ and Co2+. The addition of 0.3628 L of 1.714 M NaOH results in the complete precipitation of the ions as Al(OH)3and Co(OH)2. The total mass of the precipitate is 21.96 g. Find the masses of Al3+and Co2+ in the solution.

A solution is prepared by dissolving 0.148 grams of Al(OH)3 in 2.00 L of water. Determine...

A solution is prepared by dissolving 0.148 grams of Al(OH)3 in 2.00 L of water. Determine the Molarity of this solution. Molarity ____________________________ Determine the Molarity of the [OH-] in solution. Concentration of [OH-] _________________ Determine the solutions pH. pH_________________________________ Determine [H3O+ ] for this solution. [H3O+ ] _______________________

A solution of Na2CO3 is added dropwise to a solution that contains 1.14×10−2mol L−1 Fe^2+ and...

A solution of Na2CO3 is added dropwise to a solution that contains 1.14×10−2mol L−1 Fe^2+ and 1.54×10−2mol L−1 Cd2+. What concentration of CO3^2− is need to initiate precipitation? Neglect any volume changes during the addition. The solubility-product constant, Ksp, at 25 ∘C for two compounds [iron(II) carbonate, FeCO3, and cadmium(II) carbonate, CdCO3] are given by the table Substance KspKsp FeCO3 2.10×10^−11 CdCO3 1.80×10^−14

A 1.00 L solution contains 5.00x106-5 M Cu(NO3)2 and 1.00x10^-3 M ethylenediamine. What is the concentration...

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A cell is constructed using a piece of Al in a 1.00 M Al(NO3)3 solution and...

A cell is constructed using a piece of Al in a 1.00 M Al(NO3)3 solution and a piece of Cu submerged in a Cu(NO3)2 solution. Calculate the cell potential. Write the overall reaction. Which piece of metal gains mass and which loses mass? Which reaction occurs at the anode and which reaction occurs at the cathode? If the above cell was constructed using 0.250 M Al(NO3)3 and 0.300 M Cu(NO3)2, calculate the cell potential. Then calculate Delta G.

al alcohol solution contains 35.0g of propanol (C3H7OH ) and 150.0g of ethanol . Calculate the...

al alcohol solution contains 35.0g of propanol (C3H7OH ) and 150.0g of ethanol . Calculate the mass percent of propanol : 45.6, 18.9, 25.3. 67.9, 81.1

A.) Calculate the pH of 1.0 L of the solution, upon addition of 49.00 mL of...

A.) Calculate the pH of 1.0 L of the solution, upon addition of 49.00 mL of 1.0 MHCl. Calculate the pH of the solution upon addition of 19.1 mL of 1.00 MHCl to the original buffer B.)For each of the following solutions, calculate the initial pH and the final pH after adding 0.005 mol of NaOH. 1.) 300.0 mL of pure water 2.)300.0 mL of a buffer solution that is 0.210 M in HCHO2 and 0.290 M in KCHO2 3.)300.0...

 A wastewater contains 8 mg/L O2, 10-3 mol/L NO3 - , and 10-2 mol/L organic...

 A wastewater contains 8 mg/L O2, 10-3 mol/L NO3 - , and 10-2 mol/L organic matter [CH2O] (no significant exchanges with atmosphere occur) After bacterial metabolism is complete, which of the following statements will be true? a) No [CH2O] remains b) Some O2 remains c) Some NO3 - remains d) Denitrification consumed more [CH2O] than respiration e) The composition of water remains unchanged

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