• But, why? Solutions don’t always involve a solid dissolved in a liquid. What is a saturated solution? In many solutions in which solids are dissolved in liquids, the warmer the solvent is, the more solution is able to dissolve: temperature is one of the key factors affecting solubility. The extent to which one substance dissolves in another depends on the nature of both the solute and the solvent. The Solubility of Solids in Liquids. She notices that there are now sugar crystals at the bottom of the jar. Chemists love to manipulate things. Cooler liquid solvents are often capable of holding less solute. • Non-polar gases have very little attraction to polar liquids. Example: In 100 g water at 20 0 C, 36 g salt can be dissolved. Two factors determine the solubility of solids in liquids, Nature of the solute and solvent; The temperature; 1) Nature of the Solute and Solvent. Common salt (solid NaCl) dissolves in water (solvent) to the extent of 36.0 grams in 100 grams (100 mls) of water at 20 degrees Celsius. pressure temperature chemical properties. Factors that affect the degree of solubility are many and include temperature, pressure, nature of the solute and solvent (polarity), and rate of dissolution, which will now be discussed with examples. Which factors affect solubility? A solution with as much dissolved solute as it can hold at a given temperature. Solubility and Factors Affecting Solubility. 17.5 Factors that Affect Solubility. The solubility of most solid or liquid solutes increases with increasing temperature. Thus solubility of salt at 20 0 C 100 g water is 36g/100g. Solubility is the amount of solute in 100 cm 3 (100 mL) solvent.. 3. Solubility, as we have learned, is the maximum amount of a substance that will dissolve in a given amount of solvent at a specific temperature. factors that affect solubility 1. 13.4 Factors Affecting Solubility. •There are several factors that can effect the solubility of a solute in a solvent. In general “like dissolves like”. Solubility and Factors Affecting Solubility. Non-Polar Gases in Solution • The solubility of gases decrease with increasing temperatures . K sp expressions are equilibrium expressions and as Le Chatlier showed us, equilibria can be manipulated if you apply a stress. • Higher temperatures means more kinetic energy to escape the already weak There are two direct factors that affect solubility, temperature and pressure. Factors Affecting Solubility. Thus, a polar solute dissolves in a polar solvent, and a non-polar solute dissolves in a non-polar solvent. 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