Answer: Rain evaporates and this same process happens over and over again.
Explanation:
<span>In melting only one substance is involved and the liquid and solid are the same material. Heat is needed for melting to occur. Dissolving involves two materials; the resulting solution is a mixture of both. The dissolved substance is still present in the solution even though it can't be seen.</span>
The correct answer is false. It is not chemical equilibrium when the forward rate of reaction is greater than the reverse rate of reaction. Instead, these two rates should be equal to achieve chemical equilibrium.
Answer:
mass percent = (mass of solute / mass of solution) x 100%
Explanation: