HEY CAN ANYONE PLS ANSWER THESE PLS

20)The number of protons in the nucleus of the atom is equal to the atomic number thats how you find it.

The number of electrons in a neutral atom is equal to the number of protons.

21)To find the number of neutrons, subtract the number of protons from the mass number.

if you answer my question i will answer yours

colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum. this area of abnormal cells is called dysplasia and is more commonly seen in people with certain inflammatory diseases of the bowel such as crohn's disease or ulcerative colitis.