Gallium, which has an atomic mass of 69.73 amu has two naturally occurring isotopes. Are there more Ga-69 or Ga-70?

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.

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.