In: Chemistry
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.