Is nonpolar or polar? Explain your answer.
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Results:
Result (observation)
Solute
Prediction
Water
Cyclohexane
polar or nonpolar
A. Table Salt
ionic
O
B. KMnO4 (take 1 or 2 particles)
polar
C. Rubbing Alcohol
D. Baking Soda (NaHCO3)
nonpolar
E. I2 (take only 1 or 2 particles)
F. Oil
A)
Conclusion Questions (Answer on your own paper)
1. Do polar solutes dissolve in polar solvents?
2. Do nonpolar solutes dissolve in nonpolar solvents?
3. Do polar solvents dissolve nonpolar liquids?
4. Which solutes were more soluble in water than turpentine?
5. Which solutes were more soluble in turpentine than water?
6. Did any solutes produce unexpected results? If so, describe these results. Can you suggest reasons for this behavior?
7. Explain the phrase, "Like dissolves like."