Kinetic molecular theory Flashcards

1
Q

Kinetic molecular theory

A

A model that is a way to explain our macroscopic observations on a molecular level

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2
Q

Important aspects of the KM theory

A

Motion of particles
Energy of particles
Spaces between particles
Forces of attraction

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3
Q

Microscopic explanation of solids

A

Particles are arranged in a fixed position
Particles cant move and glide over each other
Little spaces between particles

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4
Q

Microscopic explanation of liquids

A

Particles arent in a fixed position
Particles can move and glide over each other
Little spaces between the particles

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5
Q

Microscopic explanation of gases

A

Particles can move easily
Particles can move past each other
Lots of spaces between particles

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6
Q

Temperature

A

The measure of the average kinetic energy of particles

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7
Q

KM theory explanation of solids

A
Small spaces between particles 
Low energy of particles 
Particles vibrate 
Very strong intermolecular forces 
Phase change
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8
Q

KM theory explanation of liquids

A

Bigger spaces between particles but smaller compared to gases
More energy than solids but less than gases
Particles vibrate and rotate simultaneously
Weaker forces than solids but stronger than gases
Phase change

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9
Q

KM theory explanation of gases

A
Very big spaces
High energy
Particles can move around
Weak to no forces between particles 
Phase change
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