zoegrace zoegrace

22-09-2016
Physics

contestada

Which of these is an example of a chemical change?

a.leaving cheese out to get moldy
b.smelling sprayed perfume
c.feeling ice melt on your skin
d.crushing ice with a hammer

Respuesta :

deanna040720 deanna040720

22-09-2016

A; A chemical change makes a substance that wasn't there before. Moldy cheese has a new substance, color change and an odor.

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