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Elem. Chem/Phys 5

QuestionAnswer
Mixtures Two or more substances that have been combined.
Heterogeneous Hetero = Greek meaning different. You can see different things in a heterogeneous mixture.
Homogeneous Homo = Greek means same or like. Substances are so well mixed that they look the same.
Suspension A mixture where larger particles are mixed into smaller particles. The larger particles suspend throughout mixture.
Solution One substance that is dissolved into another substance.
Solute Something being dissolved
Solvent Something doing the dissolving.
Universal Solvent Many other substances on earth are able to dissolved in it because of its chemical properties.
Nonpolar molecule Won't dissolve in water.
Soapy solutions Ends love both oil and water.
Alloys Metals that have been dissolved into other metals to form a metal solution
Colloid Particles are larger than the particles in a solution but smaller than the particles in a suspension.(ie: Pudding or aerosol or foam.)
Gel Colloid made of solid particles mixed in a liquid.
Aerosol Liquid mixed in a gas.
Foam Made by mixing a gas in a liquid
Emulsion Droplets of liquids mixed with another liquid form this - emulsion (mayonnaise = egg yolk and oil)
Concentrate Large amount of solute in the solvent
Saturated solution Solution that has reached the point where no more solute can dissolved in the solvent.
Supersaturated solution Dissolves more than a saturated solution - but it's very unstable (Soda)
Evaporation When a liquid turns into a gas.
Filtration Used to allow a liquid to seep through a substance that traps larger particles, letting only the pure liquid through.
Sifting Method used to separate large or important parts of a mixture.
Magnetism Used to separate mixtures that have highly magnetic metals in them.
Chromatography Method of separating mixtures as they move across a certain material that attracts the components differently. Chromatography = Greek meaning color writing.
Created by: Kids3
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