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Matter
Anything that has mass or takes up space
Mixture
Two or more substances mixed, not chemically joined
Heterogeneous
You can see different parts
Homogenous
Looks the same throughout
Solute
What gets dissolved
Solvent
What does the dissolving
Suspension
Particles settle over time
Colloid
Particles don’t settle, scatters light
Filtration
Separates solid from liquid
Evaporation
Liquid → gas, leaves solid behind
Chromatography
Separates colours
Dilute
A solution with a small amount of solute
Saturated
A solution that cannot dissolve any more solute
Centrifugation
Spinning a mixture to separate particles by weight
Factors affecting dissolving
Temperature, stirring, particle size, amount of solute