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Chemistry, 10.01.2021 01:00 Salamonti

¿CUÁL ES LA FRASE CORRECTA? 1. las sustancias puras son compuestos químicos.
2. las sustancias simples son sustancias puras.
3. una disolución es una mezcla heterogénea de dos componentes: el disolvente y el soluto.
4. los coloides son mezclas homogéneas de aspecto heterogéneo.

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¿CUÁL ES LA FRASE CORRECTA? 1. las sustancias puras son compuestos químicos.
2. las sustancia...

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