Why Is Water an Extraordinary Substance

question 70

Multiple Choice

Why is water an extraordinary substance?

• A) Water has a low molar mass, yet it is a liquid at room temperature.
• B) The phase diagram for water has three triple points.
• C) Water has an exceptionally low specific heat capacity.
• D) Water has no hydrogen bonding.

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Definitions:

Autonomic Nervous System (ANS)

Part of the PNS that regulates the functioning of internal organs and glands.

Neurons

Nervous system cells that communicate by sending electrical and chemical signals.

Esophagus

The muscular tube that transports food and liquids from the mouth to the stomach, playing a key role in the digestive system.

ENS

The Enteric Nervous System (ENS) is a network of neurons lining the gastrointestinal tract, controlling digestion and gut function independently of the central nervous system.