notes_Chapter_1 - Welcome to CHEMISTRY ! An Observational...

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Welcome to CHEMISTRY !!! An Observational Science An Experimental Science A Laboratory Science An Interesting Science An Important Science A “Hard” Science
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What Happened To The Balloon? It was Whimpy and Broke! It was fearful of all of the people! Zoller scared it! It got zapped by Klingons! Hydrogen burns!
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2H 2 (g) + O 2 (g) = 2 H 2 O (g) + Energy Hydrogen and oxygen are diatomic gases! Water can be a gas! ENERGY was given off!-- This is characteristic of an Exothermic Reaction! This is a balanced chemical reaction!
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CHEMISTRY The Study of Matter and its Properties, the Changes that Matter Undergoes, and the Energy Associated with those Changes
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Chemistry Oceanography Atmospheric Sciences Economics Physics Medicine Governments Geology Anthropology Biology Astronomy Politics People Chemistry as the Central Science
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Chemistry Homework !!! Chemistry Homework !!! Linus Pauling - 1967 “ Chemistry is not a spectator sport, you must become involved, and that means that you must do homework!”
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Student versus Class Computer Notes Student versus Class Computer Notes Student notes will have answers missing, and you will have to fill Student notes will have answers missing, and you will have to fill Them in during or before class! Them in during or before class! Class notes will have the answers in them, so you can copy them Class notes will have the answers in them, so you can copy them down and have the answers. This requires you, the student to do down and have the answers. This requires you, the student to do some writing during class in addition to the materials that I write some writing during class in addition to the materials that I write on the overheads. The reason for this is that you will remember on the overheads. The reason for this is that you will remember better by using more of your senses during class time. better by using more of your senses during class time. Calculate the volume of a cube with sides of 2.0 inches? Calculate the volume of a cube with sides of 2.0 inches? Student: 2.0 in x 2.0 in x 2.0 in = Student: 2.0 in x 2.0 in x 2.0 in = Class notes: 2.0 in x 2.0 in x 2.0 in = 8.0 in Class notes: 2.0 in x 2.0 in x 2.0 in = 8.0 in 3 Suggestion : You do the work before class, and in that way learn Suggestion : You do the work before class, and in that way learn what is going to be done in class, then check in class! what is going to be done in class, then check in class!
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Chemistry 142 Text: Chemical Principles Sixth Edition - By Steven S. Zumdahl Chapter #1 : Chemists and Chemistry Chapter #2 : Atoms, Molecules, and Ions Chapter #3 : Stoichiometry: Mole - Mass Relationships in Chemical Systems Chapter #21: The Nucleus: A Chemist’s View Chapter #4 : Types of Chemical Reactions and Solution Stoichiometry Chapter #5 : Gases Chapter #6 : Chemical Equilibrium Chapter #7 : Acids and Bases Chapter #8 : Applications of Aqueous Eqilibria
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Chapter# 1 : Chemists and Chemistry 1.1 Thinking Like a Chemist
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This note was uploaded on 03/22/2011 for the course CHEM 142 taught by Professor Zoller,williamh during the Spring '07 term at University of Washington.

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notes_Chapter_1 - Welcome to CHEMISTRY ! An Observational...

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