👉 "Depletions" in the context of chemistry refers to a decrease in the concentration of a substance. This can occur due to several reasons, including changes in temperature, pressure, or other factors that affect the chemical structure of the substance. Depletions are often measured by the amount of solute present at a given concentration compared to the initial concentration of the solution. For example, if you have a solution that contains 20 grams of salt dissolved in 1 liter of water, and