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Unformatted text preview: First: Calculate the formula mass: For Test Physical and chemical Properties Tem Conversions mL, cc, L conversitions Density Phases of Matter Calculating num of proton and neutrons How to name ionic compounds For solids the empirical formula and the chemical formulas are the same! Percent composition data is used to determine an empirical formula. Separate measurements are used to determine the molar mass or molecular mass of a compound. The molar mass is 163.4 grams per mole, what is its molecular formula. Widget is an organic ompound composed of carbon 63.15 %, Hydrogen, 53.0%, and oxygen 31.55? 152.4 grams/ mole What is the empirical and molecular formula?...
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