How are the atomic numbers and the atomic masses of the elements related to how the elements are arranged on the periodic table?

answer; i do believe the correct answer is (river); /// good luck

c. 75.7

i think that is the right

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.