Chemistry Solved_Part_18

Chemistry Solved_Part_18 - Week 10 In the table below, look...

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©2010 Digital Interactive Video Education Week 10 53 In the table below, look at video lab for the photos of the molecules listed, and determine whether they are polar. Name Formula Is the molecule polar? Hydrogen Cyanide HCN Propane C 3 H 8 Acetylene C 2 H 2 Butene C 4 H 8 Carbon tetrachloride CCl 4 Amine CH 5 N
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©2010 Digital Interactive Video Education Week 11 54 LESSON 19: WORKING WITH MOLES Assignment: 1) Read textbook pages corresponding to this topic. 2) Defne the Following terms: Mole, Avogadro’s number, gram-atomic mass, gram-molecular mass, gram-formula mass 3) Watch lecture and take notes. 4) Complete review questions, and check answers. LESSON 19 REVIEW QUESTIONS Solutions are at the end oF the video For this lesson. 1-2 (1 pt. each) 1) What does Avogadro’s number equal? 2) What units are used when describing molar masses? 3-7 (3 pts. each) Solve the following problems. You may need to review lesson 18 to help you with some of the names. Write answers using signiFcant digits. 3)
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Chemistry Solved_Part_18 - Week 10 In the table below, look...

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