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Colligative Properties Problem Set
1. What is the molality (m)of a solution that has 3.45grams of calcium nitrate and 755grams of water?
2. What mass of lithium chloride do you need to get a 0.820m solution if you have 355grams of water?
3. What mass (in kilogram) of a water do you need to have to make a 1.25m zinc sulfate solution if you have 4.54 grams of the solid.
Answer:1)0.0279m 2)12.5g 3)0.0226kg