Listen What is the pH of a solution containing a proton (hydronium ion) concentration of 2.7 x 109 M? Is the solution acidic, basic, or neutral? What is the pOH and what is the hydroxde ion concentration (i.e., [OH]) of this solution?

Which of the following substances are acids in terms of the Arrhenius concept? Which are bases? Show the acid or base character by using chemical equations. a P4O10 b Na2O c N2H4 d H2Te

Classify the solutions represented in Exercises 9.27 and 9.29 as acidic, basic, or neutral.

Consider the following four solutions: (1) apple juice, pH 3.8, (2) pickle juice, pH 3.5, (3) carbonated beverage, pH 3.0, and (4) drinking water, pH 7.2. a. Which solution has the highest [H3O+]? b. Which solution has the highest [OH]? c. List the solutions in order of increasing acidity. d. List the solutions in order of decreasing basicity.