Chapter 7 · Dispersed Systems

Fennema's Food Chemistry · 6 Interactive Formative Games · 中文版

MCQ · Concept

1. Dispersion Basecamp

Identify emulsions, foams, gels, and suspensions.

Topics: dispersion taxonomy, o/w vs w/o

 Match · Application

2. Food Matching

Map mayo, butter, bread, juice to their dispersion type.

Topics: food ↔ structure

 T/F · Interfaces

3. Interfaces & Surfactants

Statements about γ, HLB, and Marangoni effect.

Topics: surfactants, HLB, γ

 Order · Process

4. Emulsion Breakdown Order

Order the destabilisation stages: creaming → aggregation → coalescence.

Topics: emulsion instability

 Slider · Quantitative

5. Laplace Pressure Calculator

Adjust droplet radius and γ; predict pL.

Topics: pL=2γ/R

 Scenario · Integration

6. Ice Cream Rescue

Use partial coalescence + foam + gel knowledge to fix melting ice cream.

Topics: partial coalescence, foam, gel