Biology

Biology, 23.02.2021 17:00, justinc10

? 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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