20. Solving a chemistry problem
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20. Solving a chemistry problem
175. To determine the content of sodium chloride in a mixture with sodium nitrate, 0.5720 g of the mixture was dissolved in 200 ml of water. For titration of 5 ml of the resulting solution, an average of 2.43 ml of a 0.0101 N solution of silver nitrate is consumed. Calculate the mass fraction of sodium chloride in the mixture.
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