Question

(02.03 mc)
the diagram shows four different locations in an atom.
which locations are likely to have subatomic particles with the greatest mass?
a 1 and 2
b 2 and 3
c 1 and 4
d 3 and 4

Explanation:

Step1: Recall sub - atomic particles' mass

Protons and neutrons in nucleus have high mass. Electrons outside nucleus have very low mass.

Step2: Identify nucleus locations

Locations 2 and 3 are within the nucleus.

Answer:

B. 2 and 3