Students will also add water and salt water to green food coloring on a coffee filter. They see a distinct difference in the way each liquid makes the colors in green food coloring separate. Make ...

Household bleach reacts with a solution of green food coloring to first oxidize the yellow component of the dye, leaving only the blue coloring. Eventually, the blue dye is also oxidized, and the ...

In the activity below, you can try chromatography to separate colors in a mixture of food coloring! Place a coffee filter on a tray or newspaper. In a small plastic cup, add 2 drops of green food ...

Did you know that there are quite a few other applications of food dyes? If you think this ... for example blue and yellow ...

An curved arrow pointing right. The wasabi served alongside your sushi is most likely horseradish and mustard dyed green — unless you're in Japan. Produced by Emma Fierberg. Original reporting ...

The aqueous solution of food color is blue. Iodine in water is yellow, and when added to the food color the result is a green solution. When this aqueous solution is extracted with organic solvents ...