Answer: An artificial sweetener.
- A An antacid
- B An antibiotic
- C An artificial sweetener
- D A food preservative
Correct answer: C. An artificial sweetener
Explanation: Artificial sweeteners provide sweetness with little or no caloric value, unlike natural sugar.
The hydrophobic hydrocarbon tail of each soap/detergent molecule dissolves into an oily dirt droplet, while the hydrophilic (ionic) head stays in the surrounding water - trapping the grease inside a micelle that rinses away with water.
Concept context
Drugs and how they interact with biological targets, chemicals in food, and cleansing agents (soaps and detergents) - chemistry applied directly to daily life and healthcare.