lecture 13 - Turn on Camptasia Recording! Exams grades have...

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Turn on Camptasia Recording! ± Exams grades have been recorded in OWL. ± Exam keys will be posted & exams will be returned Wednesday Feb. 27 th . 1 2 6 6 6 ± 6 6 ± - ² ³ ... What did you think of the exam? 2 2 6 6 6 ± 6 6 ± - ² ³ ...
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Did you have a drink after the exam to celebrate? 3 2 6 6 6 ± 6 6 ± - ² ³ ... Ethanol Oxidation Rates • In Massachusetts, legal intoxication is 0.08% by volume • Adults average 40 L of fluids At intoxication, 40 L x 0.08% = 32 ml ethanol in the bloodstream = 0 533 moles ethano = 0.533 moles ethanol = 0.533 moles/40 L = 0.0133M = 0.08% ethanol by volume • Uptake: The small intestine takes up ethanol with a first order reaction with t 1/2 = 4 minutes (+/- 25% in different individuals) Breakdown: The liver oxidizes ethanol with a zero orde rate 4 • Breakdown: The liver oxidizes ethanol with a zero order rate constant of 0.00425 mole/(L hour) using an enzyme called Liver Alcohol Dehydrogenase (LAD) LAD Ethanol + NAD + ------------> Acetaldehyde + NADH + H + 2 6 6 6 ± 6 6 ± - ² ³ ...
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Ethanol Oxidation Rates One mole of ethanol (CH 3 CH 2 OH) = 46 g by mass = 60 ml by volume X beers ( 6.4% ethanol by volume) = X x 355 ml x 0.064 = Y ml ethano = Y ml ethanol = Z mole ethanol X cocktails with 45 ml (1.5 oz) each of 80 proof (40%) ethanol: = X x 45 ml x 0.40 = Y ml ethanol = Z mole ethanol 5 Z mole ethanol X bottles of wine (750 ml) at 14% ethanol: = X x 750 ml x 0.14 = Y ml ethanol = Z mole ethanol 2 6 6 6 ± 6 6 ± - ² ³ ... Ethanol Oxidation Rates One mole of ethanol (CH 3 CH 2 OH) = 46 g by mass = 60 ml by volume 3 beers with 355 mL ( 6.4% ethanol by volume): = ___ = ___ ml ethanol = ___mole ethanol
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This note was uploaded on 04/15/2008 for the course CHEM 112 taught by Professor Hardy during the Spring '08 term at UMass (Amherst).

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lecture 13 - Turn on Camptasia Recording! Exams grades have...

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