It will turn a red color indercating that is has got acid in it
Red cabbage juice turns red in an acid, and blue or green in a base. I hope this has helped you.
It turns blue or green.
Natural indicators : -Red cabbage solution(juice) -Strawberry solution -Cherry solution -Rose solution You can use any of these as an indicator, and you'll get the same result, here's how : after gaining the vegetable/rose juice, drop some of it on any solution and you'll get the results : the purple cabbage juice turns red when it is mixed with something acidic and turns green when it mixes with something basic.
Red in acidic solution
If the pH of a detergent is usyally greater then 7 the juice of red cabbage become blue to green in this solution.
it turns green
It will turn scarlet.
It turns green
Red in acidic solution
...indicator. (Or, the juice of a cabbage. :) )
Cabbage contain Anthocyanins called Cyanidin. These are responsible for changing color with pH. Changing the pH affects the shape of the molecule which, in turn, changes its wavelength absorption.
Water has a higher pH than cabbage juice. Better? I wish I know what cabbage juice's pH was but the stupid internet won't let me find it. Just gives me links to cabbage juice indicators. The lower the pH, the more acidic it is. 7 pH is pure water.
from a cabbage