If there are 20 moles of Al and 25 moles of cl2 how many moles of the excess reactant are left over ?

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.

10 years is the answer

your answer is a. the enthalpy of formation for a pure element in its standard state is always positive.