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CHEM 090 Lecture 2

Solute, solvents, solutions, suspensions

QuestionAnswer
What is a solute? A substance which dissolves into another substance
What is a solvent? A substance which does the dissolving
What is a solution? A mixture of one substance dissolving into another substance causing a homogeneous effect
What is a suspension? A mixture in which particles of a substance do not dissolve but are dispersed throughout a gas or liquid
What is solubility? The amount of a solid that dissolves in a solvent
Increasing temperature increases? Solubiltiy
When properties of substances in a mixture remains the same it make it what? A homogeneous solution
What is a colloid? A mixture in which very small particles of a substance are evenly distributed throughout another substance
Paint, milk, fog are examples of? Colloids
What is an unsaturated solution? A solution that has less than the amount of solute that can be dissolved at a particular temperature
What is a saturated solution? A solution that has the maximum amount of solute particles that can be dissolved at a particular temperature in the presence of undissolved particles of solute
What is a supersaturated solution? A solution that contains a higher amount of solute that it can hold in a given amount of solvent at a particular temperature
What happens when there is excess solute in a solution? Crystallization
Created by: Tee Taylor