Friday
October 31, 2014

Homework Help: Chemistry

Posted by mysterychicken on Monday, October 25, 2010 at 6:32pm.

1. Chemistry is the study of the composition, structure and properties of substances.- F?

21. Which is found in the nucleus-- Protons or neutrons?

27. Copper metal is:
a. poor conductors
b. brittle
c. malleable
C?

44. What is the charge on most polyatomic ions? - Negative

Thanks
-MC

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