GENERAL CHEMISTRY

Chapter 3 -- Key Concepts

• Calculate molar mass of a compound.

• Convert from mass of a compound to moles of a compound (and vice versa).

• Use Avagradro's number in calculations.

• Understand and calculate percent composition of compounds.

• Use percent compositions to determine empirical formulas.

• Use molar mass and empirical formulas to determine molecular formulas.

• Balance basic chemical equations.

• Perform varieties of stoichiometric calculations.

• Determine limiting reagents in stoichiometric calculations.

• Determine percent yields.

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