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Thursday 11/20 - MM 3.6
By Elorde Tuliao
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Last updated 3 months ago
23 questions
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MM 3.6 Emulsifier Review - Observable Scale (What you can see)
Model
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)
Amplify Emulsifier Model
Evaluating Models of Emulsifiers
Exit Ticket - Surrounding Model
Oil and Water (Vinegar) Mixture
0
Question 1
1.
💚 Do you observe (see) layers?
A) Yes, there are layers
B) No, there are no layers
0
0
Oil, Water (Vinegar) and Lecithin Mixture
0
Question 4
4.
💚 Do you observe (see) layers?
A) Yes, there are layers
B) No, there are no layers
0
0
0
Oil and water (vinegar)
BEFORE
adding Lecithin
0
Question 8
8.
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
0
0
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 _________
0
0
0
Sandwich Model
0
Question 14
14.
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
0
0
0
Surrounding Model
1
Question 18
18.
💚 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
1
1
1
1
Question 22
22.
💚
Which model is more correct?
A) Sandwich Model
B) Surround Model
0
Question 23
23.
💚 Explain which model is more correct.
The ___________________ model is more correct because _________________
Question 2
2.
💚 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)
Question 3
3.
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
Question 5
5.
💚 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)
Question 6
6.
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
Question 7
7.
💚 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
Question 9
9.
💚 Does this model show the oil and vinegar (water) molecule mixing or not mixing (staying separate)?
A) Mixing
B) Not mixing (staying separate)
Question 11
11.
Oil
molecule is _________ to
vinegar
molecule
A) attracted
B) not attracted
Question 12
12.
💚
Emulsifier
molecule is _________ to
vinegar
molecule
A) attracted
B) not attracted
Question 13
13.
💚
Emulsifier
molecule is _________ to
oil
molecule
A) attracted
B) not attracted
Question 15
15.
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
Question 16
16.
💚 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
Question 17
17.
💚 Is the sandwich model correct?
A) The sandwich model is
correct
B) The sandwich model is
incorrect
Question 19
19.
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
Question 20
20.
💚 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
Question 21
21.
Is the surrounding model correct?
A) The surrounding model is
correct
B) The surrounding model is
incorrect