(Answered) A solution containing 407g of calcium nitrate in a volume

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A solution containing 40.7g of calcium nitrate in a volume of 0.500 L was prepared.

a. Calculate the number of moles of calcium nitrate in this solution.

b. Calculate the number of molecules of calcium nitrate in this solution.

c. Calculate the total number of ions from the calcium nitrate in this solution.

d. What is the molarity of this solution?

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