Is each of the following in a state of equilibrium? Explain.
5. Ice cubes are melting in a glass of water with a lid on it …
Because ...
6. Crystals of potassium dichromate were dissolved in water, and now the water is a uniform orange color with a small amount of crystal left in the closed container. …
Because ...
7. An apple that is left on the counter for a few days, it dries out and turns brown …
Because ...