2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Mixture or Compound Mixture or Compound.

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Presentation transcript:

2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Mixture or Compound Mixture or Compound Matter Changes of State Changes of State Changes Properties

Molecules that are chemically bonded together.

compound

A mixture in which all of the molecules are uniformly combined.

homogeneous

A homogeneous mixture in which one substance is dissolved in another.

Solution

A mixture in which you can see individual substances.

Heterogeneous

Salt water is a mixture or a compound?

mixture

An element is one or more identical_____.

atoms

Atoms join together to form_____________.

molecules

Two or more substances (element or compound) that are together yet not chemically bonded.

mixture

If it’s on the Periodic Table it is an______.

element

A ____ is 2 or more elements chemically combined.

compound

Liquid to solid

freezing

Liquid to gas

Vaporization (evaporation or boiling) Vaporization (evaporation or boiling)

Solid to liquid

melting

Daily Double

Solid to gas

sublimation

Gas to liquid

Condensation

Metal rusting is a ________change.

chemical

One substance being dissolved in another is a _______ change.

physical

Changes of state are __________ changes.

physical

A _______change does not change the chemical makeup of the substance.

physical

A ________change has occurred when a new substance gets created.

chemical

An unknown substance can be identified based on which substances it will _______ with.

react

The ability of a substance to combine with another substance in a homogeneous mixture.

Solubility

The formula for calculating a substance’s density

The formula for calculating a substance’s density is_____. Density = Mass / Volume

Characteristic that can be observed without changing the identity of the substance.

Physical property

Characteristic that can only be observed when the identity of the substance is being changed.

Chemical properties