52_100_Lecture_10_4_07

52_100_Lecture_10_4_07 - 10/3/2007 Whose Responsibility is...

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10/3/2007 1 Whose Responsibility is it? Q: Can't adults make their own intelligent choices about what to eat? A: Sure. But can children? …Our lawsuit only concerned children under the age of ten. Q: Shouldn’t the parents take care of the choices for their children? A: Yes, but how many people know about trans fats? Before 2006 it wasn’t on food labels. What about direct school marketing programs? Cyclic Hydrocarbons Hydrocarbons don’t have to be in chains. They can also make rings or cyclic structures H C CH H 2 C H 2 CC H 2 2 H 2 C H 2 C CH 2 CH 2 H 2 C cyclobutane cyclopentane H 2 C H 2 C C H 2 CH 2 CH 2 H 2 C cyclohexane
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10/3/2007 2 Aromatic Hydrocarbons All aromatic compounds contain at least one highly unsaturated ring of six carbons, known as benzene H C C C C C C H H H H H Aromatic: a compound that contains at least one benzene ring as part of its structure Many plant-derived compound that have pleasant aromas contain a benzene ring Aromatic Compounds O H Cinnamaldehyde (found in cinnamon) OH O CH 3 O Methyl salicylate (oil of wintergreen) O Anethole (in oil of anise)
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10/3/2007 3 Functional Groups Functional Group: a small set of atoms held together by covalent bonds in a specific, characteristic arrangement that is responsible for the principal chemical and
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This note was uploaded on 04/03/2008 for the course CHEM 101 taught by Professor Hawrelak during the Fall '07 term at Bloomsburg.

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52_100_Lecture_10_4_07 - 10/3/2007 Whose Responsibility is...

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