pchem chp3 suppworksheet

pchem chp3 suppworksheet - AP Chemistry Chapter 3:...

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AP Chemistry – Chapter 3: Molecules, Ions and Their Compounds Supplemental Worksheet Name: ____________________________________ Date: _________________ Period: _____ 1. The compound Fe 3 S 4 is magnetic. It is found in bacteria, and it is thought that the bacteria use the magnetic properties as a means of orientation in the earth’s magnetic field. If the charge on sulfur is 2-, the charge on Fe is not an integral number. How can you explain this? [Hint: you might think of the compound as composed of two different compounds.] 2. Many familiar substances have common, unsystematic names. For each of the following, give the correct systematic name: a) saltpeter, KNO 3 b) soda ash, Na 2 CO 3 c) lime, CaO d) muriatic acid, HCl e) Epsom salts, MgSO 4 f) milk of magnesia, Mg(OH) 2 3. Calculate the percent carbon in capsaicin, C 18 H 27 NO 3 , the compound that gives the hot taste to chili peppers. 4.
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pchem chp3 suppworksheet - AP Chemistry Chapter 3:...

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