Lect12Sept21F11

Lect12Sept21F11 - General Chemistry I Chemistry 177...

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1 “General Chemistry I” Chemistry 177 Lecture #12 Wednesday September 21, 2011 NEXT LECTURE: Read BLBMW Sections 4.4- 4.6 Please take out your CLICKERS and CALCULATORS MylabsPLus ASSIGNMENT #5: Due Monday September 26 at midnight EOC HOMEWORK: Thursday 9/22 in Recitation Chapter 3: 67, 69, 75, 76, 66, 81, 83, 93, [94, 95, 96] 106, 108 Quiz #5 In recitation on Thursday Clicker: “GO 17 GO” -or- “CH 17 CH” when asked to do so during the lecture Please show respect to your colleagues: Turn off cell phones, put aside the Daily , do not use iPods, laptops, or other PDAs for messaging, facebook, internet browsing, etc. during lectures and recitations.
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2 Solution = Homogeneous Mixture = solute + solvent Examples : NaCl(s) in water Ethylene glycol in water (antifreeze) Ge in Si(l) or in Si(s) Hydrogen in Palladium: (H)Pd(s) (Minority) Gas phase : gas “mixtures” Liquid phase : gas-liquid, liquid-liquid, solid-liquid Solid phase : solid-solid, gas-solid queous Reactions and Solution Stoichiometry Aqueous Solutions (General Aspects) BRASS: STEEL: (Majority) (One Phase)
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Lect12Sept21F11 - General Chemistry I Chemistry 177...

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