Which Statement Best Describes Why We Use Moles When Measuring

question 15

Multiple Choice

Which statement best describes why we use moles when measuring quantities of atoms and molecules?

• A) Moles are used because they are units of mass.
• B) Moles are used because one mole is the same numerical value as the atomic mass of an element.
• C) Moles are used because atoms and molecules are too small to measure singly.
• D) Moles are used because chemists like moles.
• E) Moles are not involved in measuring quantities of atoms and molecules.

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Definitions:

Hyphae

The long, thread-like structures that make up the body of fungi and some prokaryotic organisms.

Mycelia

A complex network of thread-like structures that form the vegetative part of fungi.

Mycorrhizae

Symbiotic associations between fungi and plant roots that facilitate nutrient exchange.

Siphons Sugars

The process by which some organisms, such as certain insects with specialized mouthparts, extract sugary fluids from plants.