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Thursday 11/20 - MM 3.6

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Last updated 5 months ago
23 questions
MM 3.6 Emulsifier Review - Observable Scale (What you can see)
Model
Amplify Emulsifier Model
Evaluating Models of Emulsifiers
Exit Ticket - Surrounding Model

Oil and Water (Vinegar) Mixture


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Oil, Water (Vinegar) and Lecithin Mixture


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Nanoscale - Too small to see (atoms and molecules)


Now we are going to look at the oil and water (vinegar) mixtures at the nanoscale (molecules)
Oil and water (vinegar) BEFORE adding Lecithin

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Sandwich Model

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Surrounding Model

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Question 1
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Question 2
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Question 3
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Question 4
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Question 5
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Question 6
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Question 7
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Question 8
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Question 9
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Question 10
10.

💚 What does the Emulsifier Model show?
  • Does the oil and vinegar mix or not mix?
  • Which molecules are attracted to each other?
The emulsifier model shows _________

Question 11
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Question 12
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Question 13
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Question 14
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Question 15
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Question 16
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Question 17
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Question 18
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Question 19
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Question 20
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Question 21
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Question 22
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Question 23
23.

💚 Explain which model is more correct.

The ___________________ model is more correct because _________________

💚 Do you observe (see) layers?
A) Yes, there are layers
B) No, there are no layers
💚 Does this mean the oil and water mix or not mix (separate)?
A) The oil and water mixed
B) The oil and water did not mix (stayed separate)
Are the oil molecules and water molecules attracted to each other?
A) The oil and water molecules are not attracted to each other
B) The oil and water molecules are attracted to each other
💚 Do you observe (see) layers?
A) Yes, there are layers
B) No, there are no layers
💚 Does this mean the oil and water mix or not mix (separate)?
A) The oil and water mixed
B) The oil and water did not mix (stayed separate)
Does this mean the oil molecules are attracted to the lecithin (emulsifier) molecules?
A) The oil molecules are attracted to the lecithin molecules
B) The oil molecules are not attracted to the lecithin molecules
💚 Does this mean the water molecules are attracted to the lecithin (emulsifier) molecules?
A) The water molecules are attracted to the lecithin molecules
B) The water molecules not attracted to the lecithin molecules
Does this model show vinegar molecules and oil molecules attracted (combined, connected) to each other?
A) Vinegar molecules and oil molecules are not attracted to each other
B) Vinegar molecules and oil molecules are attracted to each other
💚 Does this model show the oil and vinegar (water) molecule mixing or not mixing (staying separate)?
A) Mixing
B) Not mixing (staying separate)
Oil molecule is _________ to vinegar molecule
A) attracted
B) not attracted
💚 Emulsifier molecule is _________ to vinegar molecule
A) attracted
B) not attracted
💚 Emulsifier molecule is _________ to oil molecule
A) attracted
B) not attracted
Is the lecithin (emulsifier) molecule attracted to the oil molecule?
A) The lecithin molecule is attracted to the oil molecule
B) The lecithin molecule is not attracted to the oil molecule
Is the lecithin (emulsifier) molecule attracted to the vinegar molecule?
A) The lecithin molecule is attracted to the vinegar molecule
B) The lecithin molecule is not attracted to the vinegar molecule
💚 Which of the following is true for this model? Select all that apply (there may be more than one correct answer).
A) Oil and Vinegar are not attracted
B) Lecithin is attracted to Oil
C) Lecithin is attracted to Vinegar
💚 Is the sandwich model correct?
A) The sandwich model is correct
B) The sandwich model is incorrect
💚 Is the lecithin (emulsifier) molecule attracted to the oil molecule?
A) The lecithin molecule is attracted to the oil molecule
B) The lecithin molecule is not attracted to the oil molecule
Is the lecithin (emulsifier) molecule attracted to the vinegar molecule?
A) The lecithin molecule is attracted to the vinegar molecule
B) The lecithin molecule is not attracted to the vinegar molecule
💚 Which of the following is true for this model?
A) Oil and Vinegar are not attracted
B) Lecithin is attracted to Oil
C) Lecithin is attracted to Vinegar
Is the surrounding model correct?
A) The surrounding model is correct
B) The surrounding model is incorrect
💚 Which model is more correct?
A) Sandwich Model
B) Surround Model