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Thursday 11/20 - MM 3.6
By Elorde Tuliao
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Last updated 5 months ago
23 questions
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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
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Question 6
6.
Question 7
7.
Question 8
8.
Question 9
9.
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
11.
Question 12
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Question 13
13.
Question 14
14.
Question 15
15.
Question 16
16.
Question 17
17.
Question 18
18.
Question 19
19.
Question 20
20.
Question 21
21.
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