Nancy Bullard on MSN
Cocoa powder stays dry in black water science demo
In this quick science experiment, I test whether cocoa powder still behaves hydrophobically in black mineral water. I dip a ...
Nancy Bullard on MSN
Why cocoa powder stays dry in water
In this short science demo, I test what happens when you dip a spoonful of cocoa powder into a glass of water. Instead of ...
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