An Unknown Substance Is Vaporized at 200°C and 94

question 40

Multiple Choice

An unknown substance is vaporized at 200°C and 94.2 torr,under which conditions its density is 0.198 grams per liter.Find the molar mass.

• A)0.0161 g/mol
• B)0.0345 g/mol
• C)0.0816 g/mol
• D)26.2 g/mol
• E)62.0 g/mol

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, showing how much variation exists from the average.

Snowfall

Precipitation in the form of flakes of crystalline water ice, falling from clouds when air temperatures are below the freezing point of water.

December

The twelfth and final month of the year in the Gregorian calendar, associated with winter in the Northern Hemisphere and summer in the Southern Hemisphere.

Standard Deviation

A statistic that quantifies the dispersion of dataset relative to its mean, showcasing how spread out the data points are.