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Changes in Matter

Test Review

QuestionAnswer
Chemical Change is any change that results in the formation of new chemical substances
Physical Change any change NOT involving a change in the substance's chemical identity
Chemical Property is any of a material's properties that becomes evident during, or after, a chemical reaction
Physical Property any property that is measurable, whose value describes a state of a physical system.
Synthesis When2 substances come together to make one
Decompisition Two substance break apart to become 2
Single Replacement When one substance takes the place of another substance and makes 2
Double Replacement When two substances switch places with 2 other substances
Atom Basic unit of a chemical element
Molecule smallest particle in a chemical element
Conservation of mass smallest particle in a chemical element
Reactants are the substances that are present before the chemical change takes place
Products a substance obtained from another substance through chemical change
Diff between chemical and physical change Chemical makes something new physical doesn't change anything but it's form
Diff between Chemical and physical property Chemical is telling us what it can do Physical is its appereance
Created by: Dakorian
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