chem Flashcards by Megan Croal | Brainscape

Q

Chemical change

A

Create something NEW!

Result of chemical property

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Q

Mixture

A

2 or more substances combine

Physical

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Q

Physical change

A

Change of state

Solid to liquid, liquid to gas

Dissolves

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Q

Chemical property

A

How it reacts with others

Liquid–heat–steam
H2O–electric–H2(gas)

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Q

Pure substance

A

Made of one kind of stuff

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Q

Element

A

Simplest pure substance

Periodic table of elements

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Q

Compound

A

Element combined chemically

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Q

Heterogeneous

A

Mixed unevenly

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Q

Homogeneous

A

Mixed evenly

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Q

Physical property

A

Description, density, dissolves(solubility)

Solid,liquid,gas

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Q

Atom

A

Single atom

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Q

Molecules

A

Atoms together

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Q

Solution

A

Substance dissolves in water

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Q

Matter

A

Mass

Takes up space

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