151. At a temperature of 293 K, the saturated vapor pressure of methyl acetate and ethyl acetate, respectively, is 22634.3 Pa, 9704.24 Pa. Determine the volume concentration of vapors over a solution consisting of two volumes of ethyl acetate and one volume of methyl acetate. The density of methyl acetate is 934 kg/m3; ethyl acetate 901 kg/m3.

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