Question 6. Three solutions have the following pH: • Solution 1: pH 7.4, Solution 2: pH 10.6, Solution 3: pH 3.7 a. Which solution contains the highest HO ion concentration? b. Which solution is the most acidic? c. Which solution is the most basic? 6. Metallic ions with a higher positive charge are more strongly hydrated and tend to be more acidic in solution. Comparing a 0.12 M FECI solution to a 0.12 M FeCl, solution, which solution would have a lower pH? Explain. e What spectator ions remain in solution in the reaction mixture?

For each salt below, indicate if it makes a solution acidic, basic, or neutral. a. FeCl3 b. Na2CO3 c. NH4NO3 d. Csl e. Mg(OH)2

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Which statement is correct about the pH of a 0.100M solution of KC2H3O2? a.The cation is acidic, the anion is basic, and the salt is overall basic. b.The cation is acidic, the anion is basic, and the salt is overall neutral. c.The cation is neutral, the anion is neutral, and the salt is overall neutral. d.The cation is neutral, the anion is basic, and the salt is overall basic. e.The cation is neutral, the anion is acidic, and the salt is overall acidic.

Calculate the concentration of OH in a solution that contains 2.6 x 10-4 M H3O* at 25°C. Identify the solution as acidic, basic, or neutral. Select one: O a. 3.9 x 10-11 M, acidic O b. 3.9 x 10-11 M, basic O C. 2.6 x 10-4 M, neutral d. 2.6 x 10-2 M, basic e. 2.6 x 10-2 M, acidic