Trisulfer-dodecacarbonide
(maybe)
Heat up the solvent. This will cause the molecules of the solvent to become more energized and "expand" to allow for more solvent to be added. However, once the solvent cools down, the extra solute may fall out as a precipitate.
This is how rock candy is made, by the way.
I know CaCO3 will form a precipitate because all carbonates do that. so your answer is B
Answer:
For example, you can't change ashes from burning logs back into wood. Some chemical changes can be reversed, but only by other chemical changes. For example, to undo tarnish on copper pennies, you can place them in vinegar.
Explanation: