Name__________________________
Date__________________Pd____
TITRATION OF HOUSEHOLD PRODUCTS LAB
(ALTERNATE ASSIGNMENT)
1. What is the molarity of a NaOH solution if 25.00 mL is required to neutralize 40.00 mL of a
1.50 M solution of H2SO4 ?
2. Calculate the mL of a 0.600 M solution of HNO3 necessary to neutralize 28.55 mL of a 0.450
M solution of KOH.
3. How many grams of Ca(OH)2 (s) are required to neutralize 52.68 mL of a 0.750 M H2SO4
(aq) solution ?
4. How many mL of 0.500 M NaOH are necessary to neutralize 20.0 mL of each of the following
acids?
A. 0.150 M HNO3
B. 0.250 M H2SO4
C. 0.450 M H3PO4
5. A titration of 15.00 mL of household ammonia, NH3, required 38.57 mL of 0.780 M HCl.
6. Determine the pH of a solution with a hydrogen ion concentration of 4.86 x 10-4
7. 29.8 mL KOH of unknown concentration is added to 19.4 mL of 0.250 M H2SO4.
8. 22.5 mL of 0.300 M HC2H3O2 is added to 33.7 mL of NaOH of unknown concentration.
9. 21.7 mL of 0.0500 M Ba(OH)2 is added to 35.0 mL of HCl of unknown concentration.
10. 25.0 mL of 0.200 M lithium hydroxide is added to 20.0 mL of phosphoric acid of unknown
concentration.
11. 30.0 mL of 0.500 M hydrobromic acid is added to 38.0 mL of strontium hydroxide of
unknown concentration.
12. What is the M of NaOH if it takes 40 ml of NaOH to reach the equivalence point in a titration
with 50 ml of 0.2 M HCl?
13. 50 ml of 0.3 M KOH are required to titrate 60 ml of H2SO4. What is the M of the H2SO4?
14. 60 ml of 1.2 M NaOH are required to titrate 40 ml of HF. What is the M of the HF?
15. What volume of 0.40 M NaOH would be required to titrate 100 ml of 0.25 M HCl?
16. 40 ml of 0.1M H3PO4 are required to titrate 150 ml of NaOH to the equivalence point. What
is the M of the NaOH?
17. 55 ml of 1.2 M H C2H3CO2 are used to titrate a sample of 0.67 M Ba(OH)2. What is volume
of the Ba(OH)2 used?
18. 90 ml of 0.25 M Ca(OH)2 are required to titrate 100 ml of HCl. What is M of the HCl?
19. 50 ml of 0.45M Sr(OH)2 are required to titrate a .75 M H2SO4 sample. What is the volume
of the H2SO4?
20. Would it take more 0.1 M HCl or 0.1 M H2SO4 to neutralize 30 ml of NaOH? Why?
21.
If it takes 54 mL of 0.1 M NaOH to neutralize 125 mL of an HCl solution, what is the
concentration of the HCl?
22.
If it takes 25 mL of 0.05 M HCl to neutralize 345 mL of NaOH solution, what is the
concentration of the NaOH solution?
23.
If it takes 50 mL of 0.5 M KOH solution to completely neutralize 125 mL of sulfuric acid
solution (H2SO4), what is the concentration of the H2SO4 solution?
24.
Can I titrate a solution of unknown concentration with another solution of unknown concentration
and still get a meaningful answer? Explain your answer in a few sentences.
25.
Explain the difference between an endpoint and equivalence point in a titration.