Lecture_10

Lecture_10 - CHM 115 This Week No lab Finish reading...

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CHM 115, This Week, 9/24/07 No lab. Finish reading assignments and learning objectives for the week from WebCT. Homework due Friday at 6 PM New homework for next week will be posted today.
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CPS Questions
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MgCl 2 NaNO 3 CH 4
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CPS Question #3 - Solo EtOH structure: Which of the three samples is pure ethanol? A B C
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The Samples Used Demo 1: Demo 2:
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Understanding the Observations For conduction to occur, a moving charge is needed.
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Bonding The chemical bond: the force that holds two atoms together in a compound Scientists have three general models to describe these forces: Ionic Covalent metallic How are these models distinguished? By the distribution of the electrons among the atoms involved in the bonding.
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Ionic Bonding: Attraction of positive and negative ions. Covalent Bonding: Usually, the sharing of pairs of electrons among atoms in a molecule or polyatomic ion or covalent network solid. Metallic Bonding:
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Lecture_10 - CHM 115 This Week No lab Finish reading...

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