When nacl dissolves in water, there is in the entropy of the system

There is an increase in the entropy of a system.

The salt gets more spread out as it dissolves in the water, and this means that entropy increased.

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.