matter garrett mauck Flashcards

0
Q

What is matter

A

Matter is anything that has mass and takes up space

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1
Q

What is chemistry

A

In the Light and Color unit of The Physics Classroom Tutorial, the visible light spectrum was introduced and discussed

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2
Q

What is element

A

Element is a substance that cannot be separated or broken down into simpler substances by chemical means

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3
Q

What is atom

A

The smallest unit of and element that maintains the properties of that element

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4
Q

What is a compound?

A

It is a substance made of atom of two or even more different element that are chemically combined

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5
Q

What is a molecule

A

It is the smallest unit of a substance that keeps all of the physical and chemical properties

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6
Q

What is chemical formula

A

It is all differ t kinds of chemical symbols and all numbers to represent a substance

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7
Q

What is pure substance

A

It is a sample of matter, either a single element or a single compound that has definite chemical and physical properties

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8
Q

What is mixture

A

A mixture of two or more substances that are not chemical combined

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9
Q

What is heterogeneous mixture

A

It is a substance are t mixes and are not distributed evenly

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10
Q

What is homogenous mixture

A

A substance are evenly distributed and the moisture is the same throughout

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11
Q

What is miscible

A

A substance that can be mixed

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12
Q

What is Immiscible

A

A substance that cannot be mixed

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13
Q

What is a melting point

A

It is a temperature and pressure at which a solid becomes a liquid

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14
Q

What is a boiling point

A

The temperature and pressure at which a liquid becomes a gas

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15
Q

What is density

A

It is the ratio of the mass of a substance to the volume of a substance

16
Q

What is reactivity

A

The ability of a substance to combine chemically with another substance

17
Q

What is flammability

A

The ability of a substance to react in the presence of oxygen and burn when exposed to a flame

18
Q

Physical properties

A

Are used to select to substances that may be useful