Lecture 5

Lecture 5 - CHM 11500-M01 Dr. John Polles Lectures: M, F at...

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CHM 11500-M01 Dr. John Polles Lectures: M, F at 11:30 Lecture 5 Reading was: KTT: Sections 23.3 - 23.6 Lecture 6: Sections 23.6 - 23.9
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2 Lab Assignments – Week 4 Na 2 CO 3 and HCl – Chapter 2 Read Chapter 2 in the lab manual Attend Recitation for review of lab topics Copy and complete the pre-lab diagram in your Student Lab Notebook Wear proper clothing and shoes Repeat the safety quiz, if you had a score less than 9/10
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3 Using Na 2 CO 3 to determine [HCl] Purpose : test a standardization procedure and determine if the results are reasonable and reliable Lab techniques : use a pipet and an analytical balance to measure precise amounts of liquid or solid For review : attend Recitation and see pp. 174-7 and 30-2 in the textbook
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4 Nuclear Stability Band of Stability. These nuclei are not radioactive. Heaviest stable nucleus is 209 83 Bi #n = #p
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5 Predicting Types of Nuclear Decay n/p too large increase number of protons n/p too small increase n or reduce p
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6 Predicting Types of Nuclear Decay n/p too large (left) Increase number of protons Beta decay: neutron decays to proton plus a beta particle n/p too small (right)
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Lecture 5 - CHM 11500-M01 Dr. John Polles Lectures: M, F at...

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