Dilution Problems Worksheet (M1V1 = M2V2) 1. How much of a 15.0 M stock solution do you need to prepare 250 ml of a 2.35 M HF solution? 2. If 455 ml of 6.0 M HNO3 is diluted to 2.5 L, what is the molarity of the diluted solution? 3. If 65.5 ml of HCl stock solution is used to make 450 ml of a 0.675 M HCl dilution, what is the molarity of the stock solution?
Dilution Problems Worksheet (M1V1 = M2V2)
1. How much of a 15.0 M stock solution do you need to prepare 250 ml of a 2.35 M HF solution?
2. If 455 ml of 6.0 M HNO3 is diluted to 2.5 L, what is the molarity of the diluted solution?
3. If 65.5 ml of HCl stock solution is used to make 450 ml of a 0.675 M HCl dilution, what is the molarity
of the stock solution?
4. How do you prepare 500 ml of a 1.77 M H2SO4 solution from an 18.0 M H2SO4 stock solution?
Extra Molarity Problems for Practice
5. How many moles of LiF would be required to produce a 2.5 M solution with a volume of 1.5 L?
6. How many moles of Sr(NO3)2 would be used in the preparation of 2.50 L of a 3.5 M solution?
7. What is the molarity of a 500-ml solution containing 249 g of KI?
8. How many grams of CaCl2 would be required to produce a 3.5 M solution with a volume of 2.0 L?
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