Answers by Luiz Augusto
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Answers by Luiz Augusto

Answers by Luiz Augusto
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An iron nail (Fe) is placed into a solution of copper(II) sulfate (CuSO4). After some time, the blue color of the copper (II) sulfate disappears and some copper-colored solid (Cu) is found on the surface
answered Feb 24, 2017
4 votes
187k views
What's 453 Divided by 8
answered Apr 14, 2016
6 votes
130k views
What is 5/6 divided by 7/12
answered Mar 27, 2016
4 votes
48.6k views
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