💚 Do you observe (see) layers?
💚 Does this mean the oil and water mix or not mix (separate)?
💚 Do you observe (see) layers?
💚 Does this mean the oil and water mix or not mix (separate)?
Oil and water (vinegar) BEFORE adding Lecithin
Does this model show vinegar molecules and oil molecules attracted (combined, connected) to each other?
💚 Does this model show the oil and vinegar (water) molecule mixing or not mixing (staying separate)?
💚 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 _________
Oil molecule is _________ to vinegar molecule
Sandwich Model
Is the lecithin (emulsifier) molecule attracted to the oil molecule?
Is the lecithin (emulsifier) molecule attracted to the vinegar molecule?
Surrounding Model
💚 Is the lecithin (emulsifier) molecule attracted to the oil molecule?
Is the lecithin (emulsifier) molecule attracted to the vinegar molecule?
💚 Which model is more correct?
💚 Explain which model is more correct.
The ___________________ model is more correct because _________________
Are the oil molecules and water molecules attracted to each other?
Does this mean the oil molecules are attracted to the lecithin (emulsifier) molecules?
💚 Does this mean the water molecules are attracted to the lecithin (emulsifier) molecules?
💚 Emulsifier molecule is _________ to vinegar molecule
💚 Emulsifier molecule is _________ to oil molecule
💚 Which of the following is true for this model? Select all that apply (there may be more than one correct answer).
💚 Is the sandwich model correct?
💚 Which of the following is true for this model?
Is the surrounding model correct?
