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Chemistry > (Q1) States and Types of Matter > Flashcards

(Q1) States and Types of Matter Flashcards

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1
Q

State of Matter

A

Determined by the amount of energy it possesses

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2
Q

What is the most energetic state?

A

Gas

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3
Q

Which state of matter has intermediate energy?

A

Liquid

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4
Q

Which state of matter has the least energy?

A

Solid

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5
Q

What do particles do in the gaseous state?

A

Each particle possesses a random, rapid motion independent of the other particles

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6
Q

What do particles do in the Liquid state?

A

Particles slide past each other

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7
Q

What do particles do in the solid state?

A

Particles vibrate around fixed positions

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8
Q

Entropy

A

A measure of the amount of disorder or randomness

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9
Q

How much entropy do solids have?

A

They have the least entropy and are the most ordered

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10
Q

How much entropy do gases have?

A

Gases have the most entropy and are the least ordered

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11
Q

Heat of Fission

A

Quantity of heat that is absorbed to convert one gram of solid to one gram of liquid at the substance’s melting point

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12
Q

What is the Heat of Fission for water?

A

80 calories per gram

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13
Q

Heat of Vaporation

A

Amount of heat necessary to change one gram of a substance from a liquid to the gaseous state at the boiling point

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14
Q

What is the Heat of Vaporation for water?

A

540 calories per gram

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15
Q

Exothermic

A

Any process that liberates heat

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16
Q

Endothermic

A

Any process that absorbs heat

17
Q

What are the exothermic processes?

A

Gas to Liquid
Liquid to Solid
(heat is decreasing)

18
Q

What are the Endothermic processes?

A

Solid to Liquid
Liquid to Gas
(heat is increasing)

19
Q

Tankard unit of length

A

Meter

20
Q

Standard unit of volume

A

Cubic meters

21
Q

Standard unit of mass

A

Kilogram

22
Q

Standard unit of heat

A

Joules

23
Q

Calorie

A

The quantity of heat necessary to raise a temperature of 1 g of water 1°C

Chemistry (22 decks)

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