Match the Terms with Their Most Suitable Description

Multiple Choice

Match the terms with their most suitable description.
-mass number

A) number of protons > number of electrons
B) number of protons in the atomic nucleus
C) polar; easily dissolves in water
D) number of protons < number of electrons
E) number of protons = number of electrons
F) measure of molecular motion
G) number of protons and neutrons in the atomic nucleus