Portage Chemistry 103 Module 2

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Portage Chemistry 103 Module 2 Exam Study guide with complete solutions.

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2.1: MOLECULAR WEIGHT A compound is made up of two or more elements combined in a definite ratio that is represented by a molecular formula. Each of these elements has a certain atomic weight, which can be found in the periodic table. The sum of the atomic weights of the atoms in the molecular formula is called the formula weight or molecular weight or formula mass. Ca3(PO4)2 calcium phosphate Molecular Weight = 3 Ca= 3 x 40.08=120.24 2 P=2 x 30.97=61.94 8 O=8 x 16.00=128....

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• 13 pages's •
by EvaTee •
uploaded 2022

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Portage Chemistry 103 Module 2 • Portage Chemistry 103 Module 2