1.2 Micro macro, phase transitions and temperature changes

Micro macro, phase transitions and temperature changes

Paragraaf 1.2
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Micro macro, phase transitions and temperature changes

Paragraaf 1.2

Slide 1 - Diapositive

Demo - Solidification pure substance/mixture

Slide 2 - Diapositive

Micro (molecules)
Macro (senses)

Slide 3 - Diapositive

Slide 4 - Lien

Slide 5 - Diapositive

Pure substance

Slide 6 - Diapositive

Mixture

Slide 7 - Diapositive

The odor of a candle
A
Macro
B
Micro

Slide 8 - Quiz


A
Macro
B
Micro

Slide 9 - Quiz

What phase transition do you see here?
A
evaporation
B
solidification
C
condensation
D
melting

Slide 10 - Quiz

What is phase transition from gas to solid called?
A
evaporation
B
solidification
C
sublimation
D
deposition

Slide 11 - Quiz

Do molecules change during phase transition?
A
Yes
B
No

Slide 12 - Quiz

Which diagram shows a boiling range?
A
1
B
2
C
3
D
4

Slide 13 - Quiz

Which diagram shows a freezing point?
A
1
B
2
C
3
D
4

Slide 14 - Quiz

Is this diagram from a pure substance or a mixture?
A
Pure substance
B
Mixture

Slide 15 - Quiz

At what temperature does the boiling start and end?
A
20 C and 100 C
B
55 C and 95C
C
20 C and 65 C
D
55 C and 65 C

Slide 16 - Quiz