Chemistry
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Klaus-Dieter Warzecha
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77 Why does CaCO3 react with HCl, but not with H2SO4? Feb 27 '16
59 Ortho-effect in substituted aromatic acids and bases Jan 6 '14
44 How do I extract cyanide from apple seeds? Feb 2 '15
39 Does water really 'go bad' after a couple of days? Mar 23 '14
32 How can carbon dioxide be converted into carbon and oxygen? Aug 10 '12
24 How do you create primary amines from alcohols? Apr 2 '14
24 Isonitrile to nitrile conversion Feb 14 '16
24 Can metals have a net negative charge Mar 16 '15
22 Why did the salt on the skin of my turkey react with the aluminum foil it was touching? Dec 28 '14
21 Do acids really donate a proton? Mar 11 '17
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