A Solution Is Prepared by Mixing 75 G of Methanol $\circ$

question 85

Multiple Choice

A solution is prepared by mixing 75 g of methanol (CH₃OH,32.04 g/mol) with 25 g of ethanol (CH₃CH₂OH,46.07 g/mol) .What is the mole fraction of ethanol in the vapor phase at 20 ^$\circ$ C?

• A)0.10
• B)0.12
• C)0.19
• D)0.32
• E)0.54

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Definitions:

SAS Proficiency

The level of skill or expertise in using the Statistical Analysis System (SAS) software for analyzing and managing data.

Graphical Distribution

A visual representation of how values of a variable are distributed across different categories or intervals, often displayed as histograms or pie charts.

Relationship

The way in which two or more concepts, objects, or people are connected, or the state of being connected.

SAS Proficiency

A measure of one's skill and knowledge in using the Statistical Analysis System (SAS) software for data management and analysis.