1The answer to 3.21(g) given in the back of the book and the Solutions Manual, 535.6, isactually the molecular weight of Si2Br6. The empirical formula of Si2Br6is SiBr3,and itscorresponding empirical formula is 267.78.Chem 115Fall, 2006Assignment 3Reading AssignmentComplete reading Chapter 3 in Brown, LeMay, and Bursten. Read all of Chapter 4, but read“The Activity Series”, pp. 142-144, for interest only. In addition to the topics covered in thetext’s Chapter 4, I will talk about the distinction between analytical concentrationand actualconcentration. These terms are not covered explicitly in the text, so you will need to be sure toget this material from the lectures. We will probably complete the material in Chapter 4 beforeTest 1, although it will not be covered on that exam. After that, we will continue with all ofChapter 5.Test 1The test will be given during regular class time onFriday, October 13th. The test will cover allthe material in the lectures corresponding to Chapters 1 through 3 in the text.
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