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Chemistry⚗ > Chapter 2 > Flashcards

Chapter 2 Flashcards

1
Q

What is matter?

A

Anything that occupies space or has mass

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2
Q

How do you know it’s a physical property of a material?

A

By how the particles that compose the material relate to one another

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3
Q

What is chemical properties of a material?

A

How the material acts in front of other materials or how it changes composition when sufficient energy is added to it

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4
Q

How particles are in a material.

A

Density

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5
Q

How easy a material can be hammered into shapes

A

Malleability

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6
Q

How easy materials can be drawn into wires.

A

Ductility

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7
Q

To conduct heat and electricity

A

Conductivity

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8
Q

Combines with oxygen

A

Oxidizes

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9
Q

Burns easily.

A

Flammable

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10
Q

What is a mixture?

A

A material that can be separated into two or more pure substances by physical change.

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11
Q

What is a physical change?

A

Changes in both state and shape of a material

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12
Q

What is chemical change?

A

It changes the identity of a material

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13
Q

What are the two types of mixtures?

A

Homogeneous and heterogeneous

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14
Q

What is a pure substances?

A

Only consist of one type of matter

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15
Q

What are the two type of ions?

A

Cations and anions

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16
Q

What is a element?

A

A pure substance that can not be broken down into a simpler substance by ordinary chemical means

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17
Q

What are atoms?

A

Basic particles that make up elements

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18
Q

What is a ion?

A

Charged atoms

19
Q

One atom units

A

Monatomic

20
Q

Two atom units

A

Diatomic

21
Q

More than two atom units

A

Polyatomic

22
Q

What are molecules?

A

Two or more atoms that are chemically bonded

23
Q

What is a compound molocule?

A

Molocule from two or more different elements that have been chemically bonded together

24
Q

What is a coefficient?

A

A standard sized number in front of a chemical formula

25
Q

What is energy?

A

The ability to do work

26
Q

What is work?

A

A force moving matter through a distance

27
Q

What is thermodynamics?

A

The study of the flow of energy

28
Q

What is the law of conservation of energy?

A

Energy cannot be created not destroyed just converted

29
Q

What is all thermodynamics?

A

All energies

30
Q

What is the second law of thermodynamics?

A

The law of degeneration of energy or entropy

31
Q

What is bronian motion?

A

The random moving of particles

32
Q

What is thermal energy?

A

The measure of total kenetic energy

33
Q

What is the kenetic molecular theory?

A

All particles are in movement

34
Q

What is endothermic?

A

Absorb energy

35
Q

What is exothemic?

A

It releases energy

36
Q

As the states go up what also goes up?

A

The kenetic energy

37
Q

What happens with plasmas state?

A

The kenetic energy is so high that the electrons are ripped away from the nucleus

38
Q

What are two types of vaporation?

A

Boiling and evaporation

39
Q

What is the celcius freezing and boiling point?

A

0 and 💯

40
Q

What is the third law of thermodynamics?

A

It is impossible to reach absolute zero

41
Q

What is the kelvin boiling and freezing points?

A

273.16 and -273.15

42
Q

Convert kelvin to celcius.

A

T=tc +273.15

43
Q

Convert celcius to kelvin.

A

tc=T-273.15

Chemistry⚗ (7 decks)

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