Dilution Worksheet
Name: _______________________
1. Calculate [KCl](f) if you add 100.0 mL of water to 500.0 mL of 0.416 M KCl.
2. If 400.0 mL of 6.0 M H2SO4 is diluted by adding 200.0 mL of water, what is the
[H2SO4](f)?
3. How many milliliters of water must be added to 500.0 mL of 3.0 M NaOH in order to
produce a [NaOH](f) = 1.0 M?
4. If 200.0 mL of water is added to 300.0 mL of 0.200 M KOH, what is the [KOH](f)?
5. If 20.0 mL of 0.75 M HBr is diluted to a total volume of 90.0 mL, what is the
concentration of the final solution?
6. Concentrated HCl is approximately 12 M. What is the concentration of HCl after
mixing 50.0 mL of conc. HCl with 200.0 mL of water?
7. A chemist has 122 g of Ammonium iodide with which she wishes to make a 2.0 M
solution. To begin with, she dissolves the substance in 100.0 mL of water. How much
more water must she add in order to prepare the desired concentration?
8. How much water must be added to 300.0 mL of 0.10 M KCl in order to dilute it to a
0.0500 M solution?
9. What volume of 0.95 M Sodium sulfate would be required to prepare 200.0 mL of
0.15 M Sodium sulfate?