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Iodine is prepared both in the laboratory and commercially by adding Cl2(g) to an aqueous solution containing sodium iodide:How many grams of sodium iodide, NaI, must be used to produce 94.5 g of iodine, I2?

Question

Iodine is prepared both in the laboratory and commercially by adding Cl2(g) to an aqueous solution containing sodium iodide:

How many grams of sodium iodide, NaI, must be used to produce 94.5 g of iodine, I2?

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Step 1

Given reaction is

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Step 2

The balanced equation indicates the stoichiometric ratio of NaI to I2 is 2:1.

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Step 3

Mass of NaI is 111.6 g...

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