1. You need to make an aqueous solution of 0.213 M copper(II) chloride for an experiment in lab, using a 500 mL volumetric flask. How much solid copper(II) chloride should you add? 2. grams How many milliliters of an aqueous solution of 0.248 M magnesium chloride is needed to obtain 12.2 grams of the salt? mL 3. In the laboratory you dissolve 21.4 g of potassium fluoride in a volumetric flask and add water to a total volume of 500. be What is the molarity of the solution? M

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1. You need to make an aqueous solution of 0.213 M copper(II) chloride for an experiment in lab, using a 500 mL volumetric flask. How
much solid copper(II) chloride should you add?
2.
grams
How many milliliters of an aqueous solution of 0.248 M magnesium chloride is needed to obtain 12.2 grams of the salt?
mL
3. In the laboratory you dissolve 21.4 g of potassium fluoride in a volumetric flask and add water to a total volume of 500.mb
What is the molarity of the solution?
M
Transcribed Image Text:1. You need to make an aqueous solution of 0.213 M copper(II) chloride for an experiment in lab, using a 500 mL volumetric flask. How much solid copper(II) chloride should you add? 2. grams How many milliliters of an aqueous solution of 0.248 M magnesium chloride is needed to obtain 12.2 grams of the salt? mL 3. In the laboratory you dissolve 21.4 g of potassium fluoride in a volumetric flask and add water to a total volume of 500.mb What is the molarity of the solution? M
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