What is the [NaNO3] (in mole/liter) of a solution made by mixing 2.00 grams of solid sodium nitrate with enough water to make a total volume of 50.0 mL? What is the final concentration of sodium nitrate (in mole/liter) if 25.0 mL of the solution produced in the previous problem is diluted with 75.0 mL of water?  What is the final molarity of sodium nitrate if 50.0 mL of the solution produced in the previous problem is diluted with 50.0 mL of water?

Q: grams of CaCl2

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