Answer:
Explanation:
The sum of the number of protons and neutrons in the nucleus is called the mass number of the isotope. The most common carbon atoms have six protons and six neutrons in their nuclei.
S HUT UP I KN OW WH ERE Y O GRAN NY LIVES HAH AHAH
She will most likely be very upset with grade and go off on said teacher. Or go to her mother/father abt it.
true because at that age they should already know the basic shapes
