What Is the Molar Mass of Phosphorus Pentachloride (PCl₅)

question 15

Multiple Choice

What is the molar mass of phosphorus pentachloride (PCl₅) ?

• A)177.3 g/mol
• B)190.3 g/mol
• C)208.2 g/mol
• D)172.8 g/mol
• E)202.8 g/mol

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Definitions:

Horizontal Compression

A stress regime where forces push inwards from opposite sides, often leading to folding, faulting, or shortening of the Earth's crust.

Horizontal Tension

The stress exerted in a horizontal direction, often leading to stretching and thinning of the crust.

Confining Pressure

The pressure applied to a rock from all directions beneath the Earth's surface, often affecting the rock’s physical properties and deformation.

Strike-Slip Fault

A type of fault where rock strata are displaced primarily in a horizontal direction, parallel to the line of the fault.