Answer:
Ozone layer depletion is the thinning of the ozone layer present in the upper atmosphere. This happens when the chlorine and bromine atoms in the atmosphere come in contact with ozone and destroy the ozone molecules. One chlorine can destroy 100,000 molecules of ozone. It is destroyed more quickly than it is created
Potassium iodide will act as the catalyst to decompose hydrogen peroxide into water and oxygen. A catalyst is a substance that participates in a chemical reaction and influences its speed without undergoing permanent change.<span>
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B. The solution is concentrated
Critical thinking and skepticism are important to scientific inquiry because they help scientists to thoroughly examine all evidence before making their conclusions, this allows them to avoid errors. Critical thinking refers to the attitude of asking questions constantly, thoroughly examining information and evidence and making valid conclusions. While skepticism refers to an attitude of doubt. These attitudes are very important in scientific investigations; it helps scientists to be able to provide good evidence on which they base their conclusions.
The solution that will have the lowest freezing point is 5.0 SODIUM CHLORIDE.
Adding solute to solvents usually result in the depression of the freezing point. The higher the quantity of the solute that is added, the lower the freezing point of the solution.
