How many grams of iodine and how many grams of alcohol are contained in 50 g. 8% alcohol solution of iodine.

Determine the mass of iodine in the solution.

Let’s make the proportion:

50 g solution – 100%;

x g alcohol – 8%.

x = 50 * 8/100 = 4 (g)

Determine the mass of alcohol in the solution.

50 – 4 = 46 (g)

Answer: in a solution of 4 g of iodine and 46 g of alcohol.

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