What is the accepted value for the mass percent of copper? - accepted value of copper
I need this value for a lab, which is due in chemistry. I do not cheat. The brochure shows the laboratory assumed value for the mass percent of copper, but I can not find everywhere. I did not ask to do my hw, just need help.
Thanks
2 comments:
Ah, but we need the mass percent of copper in, you know what? In a penny?
Well, in a room? We have only this lab ... is in fact the entire network.
accepted value of 2.5% Copper, zinc 97.5%
The first answer is clear. One might refer to an alloy of copper (Cu) or the percentage of isotopes in natural copper.
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