During a chemical reaction, and are both conserved.
a. mass; electricity
b. weight; electricity
c. mass; energy
d. weight; energy

How many orbitals does the p sub shell container

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution? a. 3.88 m, b. 1.03 m, c. 1.5 m, d. 15.5 m

Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt