Subject: Chemistry    / General Chemistry
1)Calculate the percent ionization of formic acid (Ka = 1.8 x 10-4) solutions having each concentration. (Express your answer using two significant figures).

a) 1.50M

b) 0.490M

c) 0.150M

d) 0.0530M

2)Milk of magnesia is often taken to reduce the discomfort associated with acid stomach or heartburn, the recommended dose is 1 teaspoon, which contains 4.00×102mg of Mg(OH)2.

a)What volume of an HCl solution with a pH of 1.3 can be neutralized by one dose of milk of magnesia?

b)If the stomach contains 220mL of pH 1.3 solution, will all the acid be neutralized?

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