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Jugar Froggy Jumps
1. How many layers in total are separated with this process?
[Pista de audio]
A
2
B
1
C
3
2. Primary layer that is separated?
[Pista de audio]
A
Polyamide
B
Polyethylene
C
Polyethylene terephthalate
3. Last layer left by the precipitate?
[Pista de audio]
A
Polyethylene
B
PET
C
Polyamide
4. In which equipment is the multilayer film dissolved?
[Pista de audio]
A
Reactor
B
Ball bottom balloon
C
Round bottom flask
5. What temperature does polyethylene dissolve?
[Pista de audio]
A
100°C
B
95°C
C
110°C
6. How long does it take to dissolve any layer of the flowgram?
[Pista de audio]
A
2h
B
4h
C
10h
7. How many revolutions per minute must the dissolution and precipitation process be maintained?
[Pista de audio]
A
500rpm
B
400rpm
C
600rpm