Calculate the Molecular Weight of a Gas That Has a Root

question 4

Multiple Choice

Calculate the molecular weight of a gas that has a root mean square velocity of 269 m s^-1 at 381 K.

• A) 131 g mol^-1
• B) 83.8 g mol^-1
• C) 39.9 g mol^-1
• D) 20.2 g mol^-1
• E) 4.00 g mol^-1

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Definitions:

Root Hairs

Hairlike, absorptive extensions of epidermis cells on young plant roots.

Gritty Texture

A rough or coarse texture that feels like fine particles are embedded within it.

Vascular Bundles

Structures in plants that contain xylem and phloem tissues, responsible for the transport of water, nutrients, and sugars.