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Properties+Changes

ChemPhysProp

QuestionAnswer
Physical properties Characteristics of a substance that do not involve forming a new substance. They are observable with our 5 senses
Color Physical properties
Texture Physical properties
Density Physical properties
Smell Physical properties
Solubility Physical properties
Taste Physical properties
Melting point Physical properties
Conductivity Physical properties
Chemical properties Characteristics that describe how a substance interacts with other substances, or changes into something new(Only observable during a chemical reaction)
Flammability Chemical properties
Combustibility Chemical properties
Decomposition Chemical properties
Rust Chemical properties
Endothermic/Exothermic reactions Chemical properties
Physical change A change that does not produce a new substance. Molecular structures are not changed.
Tearing a piece of paper in half Physical Change
Melting ice Physical Change
Chemical change A change that forms a new substance. If the products are different from the starting materials, then a chemical change has taken place.
Burning paper Chemical change
Digestion of food Chemical change
Rust Chemical change
Photosynthesis Chemical change
Evidence of Chemical Change (5) -A change in color -Heat or light are produced or absorbed – -Endothermic, Exothermic -Production of gas -A precipitate forms (two liquids mixed together to form a solid) -The change is (generally) difficult to reverse.
Created by: ScienceFussek
 

 



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