First Week of Notes
First Week of Notes CHEM-1070-30
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This 4 page Class Notes was uploaded by Caroline Scott on Saturday August 29, 2015. The Class Notes belongs to CHEM-1070-30 at Tulane University taught by Schmehl, Russell in Fall 2015. Since its upload, it has received 46 views. For similar materials see General Chemistry I in Chemistry at Tulane University.
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Date Created: 08/29/15
First Day Tuesday August 25 2015 1005 AM The study of chemistry How do you do things Parts per million milligrams in a kilogram of something else Parts per billion number of micrograms in kilogram of something else Quantitative measurements Nuclear Power Plant lGW plant Entergy is building first solar industrial facility 1MW 1000x more joules per second Measurables mks system Length meters Mass kilograms 22 kilograms per pound Temperature K Kelvin TK TOC 273 Time seconds Volume cm3 1000 cm3 1 liter Density massvolu me 100 Au 24 ca rat density 193 gcm3 12 Cu 12 Ag 76 Au 18 ca rat density 156 gcm3 Measure gold by density Signi cant Figures 1242 4 sig figs 00012 2 sig figs 12000 2 sig figs Test can you write it in scientific notation 12 x 104 623 x 022 13706 NO should make it 14 or maybe 137 For pi just 1 sig fig Tera T 10quot12 Giga G 10quot9 Mega M 10quot6 Kilo k 10quot3 Hecto h 10quot2 Deka da10quot1 Deci d 10quot1 Centi 10quot2 Milli m 10quot3 Micro u10quot6 Nano n 10quot9 Pico 10quot12 Femto f 10quot15 Atto a 10quot18