Chapter 2 Matter Flashcards

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1
Q

What is chemistry?

A

Scientific study of the structure, composition, changes that matter undergoes and its properties.

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2
Q

What is matter?

A

Anything that has mass and takes up space.

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3
Q

What is an element?

A

Substance that can’t be separated or broken down into more simple substances by chemical means.

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4
Q

What is an Atom

A

Smallest unit of an element and maintains its properties.

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5
Q

What is a compound?

A

Substance made of atoms that are two or more different elements that are also combined together chemically.

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6
Q

What is a molecule?

A

Smallest unit of a substance that keeps all of its physical and its chemical properties.

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7
Q

What is a chemical formula?

A

Set of chemical symbols and numbers to stand for a substance.

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8
Q

What is a mixture?

A

Two or more substances put together that aren’t combined chemically.

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9
Q

What is a heterogeneous mixture?

A

The mixture isn’t the same throughout and are not evenly distributed.

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10
Q

What is a homogeneous mixture?

A

The miss true is the same throughout and the components are evenly distributed.

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11
Q

What does miscible me?

A

Miscible substances can be mixed.

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12
Q

What is does mean immiscible?

A

Immiscible liquids can’t be mixed together.

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