"Microscaling"
volumetric experiments for children
Writing
letters with drops of red cabbage extracts
..Na2Na2S2O3 + 2 HCl à H2S2O3 + H2O
Red: Red cabbage extract
+ citric acid
Blue: Red cabbage extract
+ sugar
Green: Red cabbage extract
+ washing soda
Copyright:
Muhamad Hugerat .........................................................................................back