03-07-2017
Chemistry

contestada

que cambios son fisicos y cuales son quimicos??
a) quemar papel
b) limpiar objetos de plata
c) hacer hielo en el congelador
d) fundir hierro

Respuesta :

haywil27 haywil27

03-07-2017

A, b, y c son cambios físicos. D es un cambio químico.

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