The Molar Masses of Helium and Oxygen Are 4

question 13

Multiple Choice

The molar masses of helium and oxygen are 4.0 g/mol and 16 g/mol,respectively.At the same temperature and pressure,1 mole of helium will occupy

• A) the same volume as 1 mole of oxygen.
• B) four times the volume of 1 mole of oxygen.
• C) twice the volume of 1 mole of oxygen.
• D) half the volume of 1 mole of oxygen.
• E) one-fourth the volume of 1 mole of oxygen.

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Definitions:

Dominance Hierarchy

A social structure within a group of animals where individuals are ranked according to their level of dominance or power.

Pheromones

Chemical signals released by an organism that influence the behavior or physiology of other members of the same species.

Chemical Communication

The use of chemical signals between organisms, which can regulate behavior, identify individuals or species, and signal threats or resources.

Visual Signals

Information conveyed through visible signs or gestures, often essential for communication in animals, including humans.