Reference no: EM131634866

1. Define normality. Give the normality for the following solutions:

a) 2 M H2SO4

b) 6 M H3PO4

c) 0.08 M HCl

d) 0.06 M Al(OH)

2. Give the molarity of the following solutions:

a) 0.08 N H2CO3

b) 0.07 N H3 PO4

c) 0.06 N Mg(OH)

3. Twenty mL of a vinegar solution requires 24.6mL of 0.08 N NaOH to titrate it. Calculate the concentration of the vinegar solution.

4. 40mL of a toilet cleaner requires 26.2mL of 0.24 N NaOH to titrate it. What is the normality of the cleaner?

5. 20.5mL of 0.25 N sulfuric acid is used to titrate 34mL of sodium hydroxide. What is the molarity and the normality of the sodium hydroxide?

6. 15mL of 0.3 N phosphoric acid is used to titrate 18mL of aluminum hydroxide. What is the molarity and the normality of the aluminum hydroxide?

7. 32mL of 0.4 N magnesium hydroxide is used to titrate 50mL of sulfuric acid. What is the normality and the molarity of the sulfuric acid?

8. 12mL of 0.5 N calcium hydroxide is used to titrate 100mL of sulfuric acid. What are the normality and the molarity of the sulfuric acid?

9. 10mL of strong acid with a pH of 2.0 is diluted out to a volume of 100mL to make lemonade. What is the pH of the resulting solution?

10. 5mL of strong acid with a pH of 1.5 is diluted to 500mL. What is the pH of the resulting solution?

11. The pH of a cola beverage is 2.5, while that of orange juice is 4.5. Compare the hydrogen ion concentration of these two solutions. How many times as concentrated is the hydrogen ion in the cola compared to the orange juice?