Popping Boba: Ionic Compounds and Diffusion
Explore popping boba through the lens of ions, chemical reactions and diffusion.
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grade:
9
12
time:
3-6 class periods
active lab time:
45
minutes
objectives:
- Describe how popping boba is formed using concepts of ions, crosslinking, and diffusion
- Explain the importance of ions, charges, and ionic compounds in the formation of popping boba
- Observe & explain how the time affects diffusion in a chemical reaction
science concepts:
ionic compounds, chemical reactions, solutions, diffusion
essential questions:
- What occurs when we combine sodium alginate and calcium chloride and why does it occur?
- How do the charges on ions impact the chemical reactions in popping boba?
- What is diffusion and how does it relate to popping boba & spherification?
how did it go?
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