Floral litmus solution lab
Floral litmus solutions laboratory. A demonstration of the use of local flowers to generate litmus solutions for sorting out acids and bases.
DeBrum works on boiling flowers
Rebecca, Marcyliza, and Gloria testing a floral litmus solution to determine whether the solution will change color (not luminosity nor brightness) when a known acid (lime fruit) and a known base (baking soda) are added.
Trinia and Heroleen testing a floral litmus solution
Nancy and Gibson testing unknowns using their working floral litmus solution
Nancy shows her results
Marcyliza with her results
Jade, Myreesha, and Rebecca boiling flowers
This is phase I on the right, phase II on the left
I reversed the board layout, right to left, to match the table layout in the room
Detail view of phase II directions
Phase III directions
Nancy shows the color changes against a white background
Darleen watches the color change in her solution
Andy
Cynthia and Karmerihna
Some students still try to test multiple flowers
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