Задача 20511.

The vessel was filled with a mixture gas in an amount of - 21 g of nitrogen, and 176 g oxygen. Determine the volume of the vessel and the density of the mixture, if it is known concentration of 3 * 10 ^ 20 cm ^ -3.

Detailed solution shorthand terms, formulas and laws used in the decision, the withdrawal of the calculation formula and the response.
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