x2twilorioLiy x2twilorioLiy
  • 23-10-2016
  • Biology
contestada

How do you tell if physicalchange has occurred?
a. it cannot be reversed.
b. a new substance appears.
c. no new substance is produced.

Relax

Respuesta :

Gaea99
Gaea99 Gaea99
  • 23-10-2016
no new substance is produced.
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