Chemistry Solved_Part_9

Chemistry Solved_Part_9 - Week 5 Discussion: 1. Was your...

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©2010 Digital Interactive Video Education Week 5 26 Discussion: 1. Was your hypothesis correct? Why or why not? 2. List at least three sources of error. 3. Considering the question answered in this experiment, list some similar questions that could be answered by conducting a science experiment.
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©2010 Digital Interactive Video Education Week 6 27 LESSON 10: COUNTING ATOMIC PARTICLES Assignment: 1) Read textbook pages corresponding to this topic. 2) Defne the Following terms: Atomic mass unit, mass number, atomic number, isotope, atomic mass, valence electron, electron-dot structure, ion, cation, anion 3) Watch lecture and take notes. 4) Complete review questions, and check answers. LESSON 10 REVIEW QUESTIONS Solutions are at the end oF the video For this lesson. 1) How many neutrons does the Si-29 atom have (atomic number = 14)? 2 pts. 2) What is the atomic mass number oF a carbon isotope with 7 neutrons (atomic number = 6)? 2 pts. 3) How many valence electrons does oxygen have (atomic number = 8)? 2 pts. 4) How many valence electrons does chlorine have (atomic number = 17)? 2 pts. 5) Write the electron dot structure For oxygen. 2 pts. 6)
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This document was uploaded on 10/31/2011 for the course CHM 2046 at University of Florida.

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Chemistry Solved_Part_9 - Week 5 Discussion: 1. Was your...

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