Additional Questions Based on the Solubility Test of Acetic Acid in Water
1. What was observed when acetic acid was mixed with water?
2. Did the solution form a single phase, or did it separate into layers? Why?
3. What type of intermolecular forces exist between acetic acid and water?
4. Why is acetic acid soluble in water, while some other organic acids are not?
5. How does the polarity of acetic acid affect its solubility in water?
6. Would you expect acetic acid to be more or less soluble in nonpolar
solvents like hexane? Explain.
7. How does the concentration of acetic acid affect its solubility in water?
8. If you increase the temperature, will acetic acid dissolve more, less, or the
same in water? Why?
9. What happens if you add NaCl (table salt) to the acetic acid-water mixture?
How does this affect solubility?
10.How does acetic acid’s solubility relate to its role in vinegar (kitchen use)?
Additional Questions Based on the Solubility Test of Hydrochloric Acid
(HCl) in Water
1. What was observed when hydrochloric acid (HCl) was mixed with water?
2. Did the solution form a single phase, or did it separate into layers? Why?
3. What type of intermolecular forces exist between HCl and water?
4. Why is HCl highly soluble in water?
5. How does the polarity of HCl affect its solubility in water?
6. What happens at the molecular level when HCl dissolves in water?
7. Why does HCl dissociate completely in water, while acetic acid only partially
dissociates?
8. How does temperature affect the solubility of gaseous HCl in water?
9. Compare the solubility of HCl in water with its solubility in a nonpolar
solvent like benzene. Would it be soluble? Why or why not?
10.What are some real-world uses of hydrochloric acid’s solubility in water?
11.Why is hydrochloric acid used in laboratories for acid-base titrations?
12.How does HCl’s solubility play a role in stomach acid (gastric juice) and
digestion?
13.What happens if you mix concentrated HCl with water improperly? (Safety
concerns)
Additional Questions Based on the Solubility Test of Sodium Hydroxide
(NaOH) in Water
1. What was observed when sodium hydroxide (NaOH) was mixed with water?
2. Did the NaOH dissolve completely, or did some solid remain? Why?
3. Why is NaOH highly soluble in water?
4. What happens at the molecular level when NaOH dissolves in water?
5. Why does NaOH feel slippery when touched (although it’s dangerous to do
so)?
6. What happens if NaOH is mixed with an acid like HCl?
7. How does the high solubility of NaOH in water affect its use in cleaning
products?
8. What safety precautions should be taken when handling NaOH, given its
solubility and reaction with water?
Additional Questions Based on the Solubility Test of Ammonia (NH₃) in
Water
1. What was observed when ammonia (NH₃) was dissolved in water?
2. Did the solution form a single phase, or were there bubbles present? Why?
3. Why is ammonia highly soluble in water?
4. What happens at the molecular level when NH₃ dissolves in water?
5. How does NH₃’s solubility compare to other gases, like oxygen (O₂) or carbon
dioxide (CO₂)?
6. How does ammonia’s solubility relate to its use in household cleaning
products?
7. Why does ammonia have a strong odor when dissolved in water?
8. How is ammonia’s solubility important in agriculture (e.g., fertilizers)?
