If an Atom Has a Charge of - 2, Which

question 26

Multiple Choice

If an atom has a charge of - 2, which of the following must be true?

• A) It has two more protons than neutrons.
• B) It has two more neutrons than electrons.
• C) It has two more electrons than protons.
• D) It has two more protons than electrons.

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Definitions:

Branching Tubes

Refers to the structures found in organisms, such as the respiratory and vascular systems, that divide and subdivide into smaller tubes.

Capillary Network

An intricate network of capillaries, the smallest blood vessels, facilitating the exchange of water, oxygen, carbon dioxide, and many other nutrients and waste substances between blood and tissues.

Metanephridia

Excretory organs found in some invertebrates, such as annelid worms, that help in the removal of metabolic wastes.

Tubule

A small tube or tubular structure, especially in biological contexts, such as the renal tubules in kidneys.