Which Statement Explains Why Isotopes Have Different Mass Numbers

question 62

Multiple Choice

Which statement explains why isotopes have different mass numbers?

• A)Isotopes differ in the number of protons each contains.
• B)Isotopes differ in the number of electrons each contains.
• C)Isotopes differ in the number of neutrons each contains.
• D)Isotopes differ in the number of protons and neutrons each contains.
• E)Isotopes differ in the number of protons and electrons each contains.

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Definitions:

Digestion

The process by which food is broken down into smaller components that can be absorbed and utilized by the body.

Emulsification

The process by which large fat droplets are broken down into smaller, uniformly distributed particles, usually aided by substances called emulsifiers.

Lipid Digestion

The process of breaking down fats into fatty acids and glycerol, mainly occurring in the small intestine.

Surface Area

The total area of the surface of a three-dimensional object.