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Worksheet – Mole Conversions Name: Show all work, including conversion factors and units. Watch sig digs. I. Practice Problems A. What is the mass of 1 mole (molar mass) of: 1. H 2 2. Mg(OH) 2 3. CO 2 4. NH 4Cl 5. CuSO 4 6. AgNO 3 B. Convert from grams to moles, or moles to grams 1. How many moles is 12.5 g of magnesium hydroxide? 2. IMF Worksheet Understanding Intermolecular Forces Chapter 9 Review Chapter 11 Calculating Molar Mass Converting with Mole Quantities Using the Molar Road Map Density, Ions, & Percent Composition SG 11.3 & 11.5 Empirical & Molecular Formulas SG 11.4 Chapter 11 Review Guide Chapter 11 Supplemental Problems Quiz 11.4 - VA Quiz 11.4 - VB Quiz 11.4 - VC

** Knowing the molar mass and Avogadro’s number, we can calculate the mass of a single atom in grams. For example, we know the molar mass of carbon-12 is 12.00 g and there are 6.022 × 10 23 carbon-12 atoms in 1 mole of the substance; therefore, the mass of one carbon-12 atom is given by:

1 Chemistry 133 Problem Set Introduction. ... Whats the molar mass of tetraphosphorus decoxide. ... Ch3/Worksheet/Empirical and Molecular Formulas and Molecular ... ** Knowing the molar mass and Avogadro’s number, we can calculate the mass of a single atom in grams. For example, we know the molar mass of carbon-12 is 12.00 g and there are 6.022 × 10 23 carbon-12 atoms in 1 mole of the substance; therefore, the mass of one carbon-12 atom is given by: