kalyebalye kalyebalye

02-10-2016
Biology

contestada

Describe a chemical indicator. What is it? What is it used for? How does it work?
Please help me!
Thank you!

Respuesta :

princesspayton9 princesspayton9

02-10-2016

a chemical indicator is a substance that changes color when you an acid to it. it is used to test the acidity in water, soil, etc.

i havent learned how it works yet , but ill try to figure it out for you

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