1. Potassium hydroxide (KOH) is a strong base in aqueous solution. Give the pH of a KOH solution with a concentration co = 4.0 x 10-3 mol.L-1. 2. A hydrochloric acid (HCI) solution of 0.15 M concentration and volume V = 120 mL is available. 35 mL of this solution is taken and added to 100 mL of water. Calculate the concentration of all the species in solution and the pH of the new solution. 3. 100 mL of an aqueous solution of KOH at 0.01 mol.L-1 has been prepared. Give the pH of the solution. To this solution is added 50 mL of an aqueous solution of HCL at concentration 0.04 mol.L-1. What is the pH at the new solution ?

1. Potassium hydroxide (KOH) is a strong base in aqueous solution. Give the pH of a KOH solution with a concentration co = 4.0 x 10-3 mol.L-1. 2. A hydrochloric acid (HCI) solution of 0.15 M concentration and volume V = 120 mL is available. 35 mL of this solution is taken and added to 100 mL of water. Calculate the concentration of all the species in solution and the pH of the new solution. 3. 100 mL of an aqueous solution of KOH at 0.01 mol.L-1 has been prepared. Give the pH of the solution. To this solution is added 50 mL of an aqueous solution of HCL at concentration 0.04 mol.L-1. What is the pH at the new solution ?

General Chemistry - Standalone book (MindTap Course List)

11th Edition

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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell

Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell

Chapter16: Acid-base Equilibria

Section16.1: Acid-ionization Equilibria

Problem 16.2E: What are the concentrations of hydrogen ion and acetate ion in a solution of 0.10 M acetic acid,...

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