Launch AP Chemistry with a complete Unit 1 Chemical Foundations bundle that includes guided student notes, teacher answer keys, an AP-style unit test with stimulus sheets, and four polished AP Chemistry labs. This resource is designed to support your first unit, back-to-school review, honors-to-AP bridge work, or even a summer assignment. Students practice measurement, significant figures, density, percent error, physical and chemical properties, percent composition, hydrates, mole ratios, empir