1http://www.nd.edu/~smithgrp/structure/workbook.html

Problem 2 - C8H14O4 MW = 174

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Problem4 - C7H13Br MW = 176

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Problem 5 - C5H8O MW = 84

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Problem 9 - C10BrH7 MW = 206

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Problem 11 - C6H12O2 MW = 116

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Problem 12 - C7H5NO4 MW = 167

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15Problem 15 - C13H10O3 MW = 214

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17Problem 16 - C7H6O2 MW = 122

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19Problem 17 - C9H10O3 MW = 166

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21Problem 19 - C9H7NO4 MW = 193

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