A Mixture of He, Ne, and Ar Has a Pressure

question 98

Multiple Choice

A mixture of He, Ne, and Ar has a pressure of 7.85 bar. If the Ne has a mole fraction of 0.47 and Ar has a mole fraction of 0.23, what is the pressure of He?

• A) 4.2 bar
• B) 3.7 bar
• C) 1.8 bar
• D) 5.5 bar
• E) 2.4 bar

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Definitions:

Anticline

A type of fold in sedimentary strata that appears as an arch-like structure, with the oldest layers at its core.

Strike-Slip Fault

A type of fault where the movement of the Earth's crust is primarily horizontal, parallel to the fault line.

Thrust Fault

A type of fault where rock strata are pushed upwards on one side due to compressional forces.

Normal Fault

A type of fault where the hanging wall slides downward relative to the footwall due to tensile stress in the Earth's crust.