Yes it is a chemical change because color change is an observed change that a chemical change has occurred. So you are very much right. :)
no chemical.
chemical and physical
chemical
Physical
Physical, the water is still water and the food coloring is still food coloring you just mixed them together in one space. If you waited long enough the food coloring and water would settle back out so you had just water and food coloring.
phisical, unless using bleach. bleach actually changes pigment, while normal dye just covers-up the existing color.
The shirt is white because something is making it white and that something could have reacted with the blueberry juice. It depends on the juice and the material the shirt is made of. If the Juice can be squeezed out or removed with enough rinsing or washing, it may be just a physical change. Otherwise, the dye in the juice may have chemically bonded with something in the shirt material and may need a chemical substance such as a bleaching agent to neutralize it.
A chemical that alters the apparent color of a substance is a dye.
Physical change because the fading dye is still dye
Physical change because the fading dye is still dye
no it is a color dye added to the dead cells that are your hair.
Washing your hair is both a chemical and physical change. The chemicals and water is mixing with your hair to clean it and the physical change aspect of it is that your hair is going to be wet and look clean.
Physical
The mass and color would be the only physical or chemical changes that water would undergo when mixed with a dye.
you dont need henna to dye your hair you can use thechemical hair dye
There are many kinds of hair dye, each of which is a mixture of many chemical compounds. There's no one chemical formula for hair dye.
You can change your hair color when ever you would like because you can buy hair dye for your hair. So you can dye your hair any time when you buy the dye.
In order to change blond hair to brunette, you must get hair dye and dye your hair the color you want.
No, they do not.
Depending on what colour the hair dye. Your hair will change colour twice