BRAINLIEST TO WHOEVER ANSWERS FIRST Calculate the standard entropy value of the chemical reaction CaCl2(s) --> CaCl2(aq)

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

The number at the end of an isotope’s name is the number.

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?