Chemistry, 20.12.2019 19:31, trmcswain03
Copper can be found as a free metal, but most often it is found in a compound with sulfur, such as cus (covellite) or cu2s (chalcocite). 1. these ores often are heated with oxygen to change them to copper oxides. sulfur dioxide gas also is formed. write a balanced chemical equation for this reaction for each of the copper sulfides.
Answers: 2
Chemistry, 22.06.2019 06:30, reecedstceklein
Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?
Answers: 1
Chemistry, 22.06.2019 13:00, jaylanmahone223
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
Answers: 1
Chemistry, 22.06.2019 14:00, coylenoah0
How many absorptions would you expect to observe in the 13c nmr spectra of the following molecules? a) 3-chloropentane b) cis-4-methyl-2-pentene
Answers: 2
Chemistry, 22.06.2019 20:00, Isaiahtate053
The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?
Answers: 3
Copper can be found as a free metal, but most often it is found in a compound with sulfur, such as c...
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