| Sections | |||
|---|---|---|---|
| Metal Alloys | 7 mins | 0 completed | Learn |
| Polyatomic Ions | 15 mins | 0 completed | Learn Summary |
| Naming Covalent Compounds | 6 mins | 0 completed | Learn |
| Naming Ionic Compounds | 36 mins | 0 completed | Learn |
| Naming Acids | 14 mins | 0 completed | Learn |
| Empirical Formula | 14 mins | 0 completed | Learn Summary |
| Combustion Analysis | 13 mins | 0 completed | Learn |
| Mass Percent Formula | 17 mins | 0 completed | Learn Summary |
| Balancing Chemical Equations | 8 mins | 0 completed | Learn |
| Functional Groups in Chemistry | 13 mins | 0 completed | Learn |
| Stoichiometry | 61 mins | 0 completed | Learn Summary |
| Additional Practice |
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| Ionic and Covalent Bonds |
| Molecular Models |
| Limiting Reagent |
| Percent Yield |
| Additional Guides |
|---|
| Molecular Formula |
| Balancing Chemical Equations Worksheet |
| Theoretical Yield |
| Limiting Reactant |
Determine the empirical and molecular formulas of each of the following substances.
Caffeine, a stimulant found in coffee, contains 49.5% C, 5.15% H, 28.9% N, and 16.5% O by mass and has a molar mass of 195 g/mol.
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