Physical and chemical

by:Will T.

Physical properties

Definition-Any property that is measurable whose valve describes a state of a physical system.


examples:

1.color

2.smell

3.density


no example:

1.reactivity

The Physical Properties and Chemical Properties of Matter - Chemistry

physical change

Definition-a change in matter that does not effect the chemical composition.


examples:

1.water freezing and melting

2.cuting paper

3.condisation


no examples:

1.fire burning

chemical properties

Definition-A characteristic of a substance that is observed during a reaction witch the chemical composition of the substance is changed.


examples:

1.Heat of combustion

2.PH

3.reactivity


no example:

1.color

chemical change

Definition-A process that changes substances into new substances.


Examples:

1.burning wood

2.blood changing color

3. eating food and stomach acids break down the food


Non examples:

1.precipitation


Indicators:

1.Color change

2.gas produced

3.temp change

4.odor released

Amazing chemical reactions!