Answer:
1. B
2. B
3. A
4. A
5. A
Explanation:
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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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You don’t need answer anymore
Answer:
Nosotros estamos (estar) en la sala.
Explanation:
1st part A mi me gusta ir a el centro comercial. = (I like to go to the mall )
2nd part En la clase de ciencias hacemos experimentos = ( In science class we do experiments)
