A(n)________ is a substance that consists entirely of atoms with the same atomic number.
A) atom
B) molecule
C) element
D) nucleus
E) tissue

Question

Quizplus · Accepted Answer

An element is defined as a substance consisting entirely of atoms with the same atomic number. Examples of elements include hydrogen, oxygen, carbon, and iron. Choice A (atom) refers to the smallest unit of an element that retains its chemical properties, while Choice B (molecule) refers to a group of atoms bonded together. Choice D (nucleus) refers specifically to the central part of an atom that contains protons and neutrons. Choice E (tissue) refers to a group of similar cells that perform a specific function in an organism.

A(n)________ Is a Substance That Consists Entirely of Atoms with the Same