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Test 3: Chs 15, 21

Examples of physical properties are _____. Density, shape, color
Examples of chemical properties are _____. Ability to react with oxygen, Flammability
A characteristic of matter that allows it to change to something new is a ____. Chemical property
Evaporation of a water puddle, bending a can, melting wax are all examples of ______ changes. physical changes
Burning paper, forming a precipitate, or baking a cake are all examples of _____ changes. chemical changes
Is the shape of an apple a physical or chemical property? Physical
The Law of conservation of Mass states that... mass can not be created nor destroyed during chemical changes
____ is another name for a homogenous mixture. Solution
The scattering of light by colloids is called _____. The Tyndall effect
What do 2 or more elements combine to form? Compound
A substance that dissolves in a solvent is said to be _____. Soluble
In a solution, the substance that is being dissolved is the _____. Solute
In a solution, the substance that dissolves another is the _____. Solvent
composition variable, can distinguish between the different parts Mixture
composition definite, can’t distinguish between the different parts Solution
Has mass, takes up space Matter
All atoms are the same Element
The formula for density Density= Mass/Volume
Created by: kbordelon2