Check Your Understanding
Directions: Answer briefly the following questions.
1. What are the characteristics of homogeneous and heterogeneous mixtures?
2. Give at least three examples of homogeneous and heterogeneous mixtures not given this module
3. How is a solution formed?
4. What solutions are available in your home? What are their uses?
5. What are the factors that affect the solubility of a material?
Answers & Comments
Answer:
1.By definition, a pure substance or a homogeneous mixture consists of a single phase. A heterogeneous mixture consists of two or more phases. When oil and water are combined, they do not mix evenly, but instead form two separate layers.
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3.When one substance dissolves into another, a solution is formed. A solution is a homogeneous mixture consisting of a solute dissolved into a solvent . The solute is the substance that is being dissolved, while the solvent is the dissolving medium.
4.vinegar and water for cooking and drinking
5.Solubility is the maximum amount of a substance that will dissolve in a given amount of solvent at a specific temperature. There are two direct factors that affect solubility: temperature and pressure. Temperature affects the solubility of both solids and gases, but pressure only affects the solubility of gases.
Explanation:
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