Задача 20587.

Known diffusion coefficients D = 1,42 * 10 ^ -5 m ^ 2 / s and the viscosity 17.8 uPa * with a gas under normal conditions. What is the molar mass M of this gas? What is the gas?

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
If you have any questions to address, please. I´ll try to help.