The Boiling Point of Ethylamine Is Higher Than That of Propane

question 49

Multiple Choice

The boiling point of ethylamine is higher than that of propane but lower than that of 1-propanol.This means that

• A)a molecule of ethylamine cannot form a hydrogen bond with another molecule of itself.
• B)hydrogen bonds between two amino groups are weaker than those between two alcohol groups.
• C)the intermolecular forces between two amine molecules are only dipole-dipole.
• D)the intermolecular forces between two amine molecules are ionic in nature.
• E)the intermolecular forces between two amine molecules are only London dispersion forces.

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Definitions:

LEO

Low Earth Orbit, referring to a satellite system orbiting relatively close to Earth, often used for telecommunications, military reconnaissance, and satellite imagery.

MEO

In the context of space, Medium Earth Orbit, referring to satellites orbiting Earth at altitudes between Low Earth Orbit (LEO) and Geostationary Orbit (GEO).

Transmission Delay

Transmission delay is the time taken for a message to be transmitted from one point to another in a network, not including the time it takes for it to be propagated or processed.

GEO

Stands for Geographic Information System, a framework for gathering, managing, and analyzing data related to positions on Earth's surface.