What Does It Mean for a Substance to Be Soluble? | Solubility Explained
Discover what makes a substance soluble and how solubility depends on factors like solvent type and conditions such as temperature.
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A substance is considered soluble if it can dissolve in a solvent to a significant extent. This typically means that at least 10 grams of the substance can dissolve in 100 milliliters of solvent at room temperature. Solubility can vary greatly depending on the substances involved and the conditions, such as temperature and pressure. Solvents like water, due to its polarity, are universal solvents, making many compounds soluble in it.
FAQs & Answers
- What is the definition of solubility? Solubility refers to the ability of a substance to dissolve in a solvent to a significant extent, often measured by how many grams of the substance dissolve in a certain volume of solvent at a given temperature.
- Why is water considered a universal solvent? Water is known as a universal solvent because of its polarity, which allows it to dissolve many different types of substances effectively.
- How do temperature and pressure affect solubility? Temperature and pressure can greatly influence solubility; for many solids, solubility increases with temperature, while gases often become less soluble as temperature rises.