Which of the saturated solutions below would have the highest [OH-1]? Which would have the lowest pH? M(OH)2 Ksp= 4...
Separate, saturated aqueous solutions of the hydroxides shown below are prepared at 298 K. Which substance gives a solution with the lowest pH? Fe(OH)3, Ksp = 1.6 x 10-39 Cr(OH)3, Ksp = 6.3 X 10-31 Ca(OH)2, Ksp = 6.5 x 10-6 Sr(OH)2, Ksp = 3.2 x 10-4
Which of the following solutions would have the highest pH? Assume that they are all 0.10 M in acid at 25 C. The acid is followed by its Ka value. HC102, 1.1 x 10-2 OHCHO2, 1.8 x 10-4 HC6H50, 1.3 * 10-10 O HNO2, 4.6 x 10-4 O HOCI, 2.9 x 10-8
Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid at 25∘C. The acid is followed by its Ka value. A. A) HF, 3.5 × 10-6 B. B) HCN, 4.9 × 10-10 C. C) HNO2, 4.6 × 10-5 D. D) HCHO2, 1.8 × 10-4 E. E) HClO2, 1.1 × 10-2 F. F) none of these
Rank the following solutions in order of highest pH (1) to lowest pH (4). 2 0.010 mol/L HCI 0.020 mol/L HCI 0.010 mol/L HF > 0.010 mol/L NH3 V
Which of the following 1.0 M solutions would have the lowest pH? Weak Base Weak Weink Ka Kb Acid HCN 4.9 x 10-10 HONH2 1.1 x 10-8 A) LINO3 HNO2 4.5 x 10-4 NH3 1.8 x 10-5 B) HONH3Br HIO 2.3 x 10-11 C6H5NH2 4.3 x 10-10 C) H2NNH3CIO4 HBrO 2.5 x 10-9 H2NNH2 1.3 x 10-6 D) Ca(Bro)2 CoH5COOH 6.3 x 10-5 C5H5N 1.7 x 10-9
Assuming equal concentrations, rank these solutions highest to lowest by pH. HF, HCl, NH3, NaOH, Sr(OH)2
8. The Ksp for Cd(OH)2 is 2.5x10-14. What is the pH of a saturated solution of Cd(OH)2? (10pts)
< Question 1 of 65 > Rank the following solutions from highest pH to lowest pH given the concentration of acidic protons, (H+). soda with a [H] of 0.001 M sodium hydroxide with a H+1 of 1.0 x 10-14 M hydrochloric acid with a [H] of 0.01 M baking soda (sodium bicarbonate) with a [H+of 5.0 x 10 'M pH = 14 pH = 1 Question 1 of 65 > pH = 14 pH = 1 Answer Bank hydrochloric acid...
Mg(OH)2 has a Ksp=5.61x10-12. Determine the pH of a saturated solution of Mg(OH)2. (Magnesium hydroxide is a solid.) (10 points)
Which one of the following aqueous solutions has the lowest [OH]? A. pure water B. 1 × 10-4 M solution of NaOH C. a solution with a pOH of 2.0 D. a solution with a pH of 8.0 E. 1 × 10-3 M solution of NH3