Answer:
QUESTION:
Is plastic a pure substance or an impure substance?
ANSWER:
Pure and impure substances
Pure substances have a sharply defined (one temperature) melting or boiling point. Impure substances have a temperature range over which they melt or boil. Chromatography is the process of separating substances into their individual components.
Explanation:
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Answer:
1. el estilo colonial arabe introducido por los espanoles en los siglos XVI y XVII.
2. un patio interior, una fuente central y paredos con colores muy intensos.
3. la purification del cuerop y el alma.
4. Es donde vivio la famosa pintora mexicana Frio Kahlo.
5.Un accidente que sufrio cuando tenia dieciocho anos.
Explanation: