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Chemistry Vocabulary Review: Key Laws and Energy Concepts

This comprehensive review covers essential chemistry vocabulary and concepts, focusing on gas laws such as Boyle's Law, Charles' Law, Avogadro's Law, and Dalton's Law of Partial Pressure. It also delves into thermodynamics, discussing exothermic and endothermic reactions, thermochemical equations, and the concept of energy conservation. Understand the principles of kinetic and potential energy, calorimetry, and stoichiometry to excel in your chemistry studies. Prepare effectively for your Chemistry STAAR Test with these critical definitions and concepts.

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Chemistry Vocabulary Review: Key Laws and Energy Concepts

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  1. CFHS EOC Chemistry Review

  2. Reporting Category 4 Vocabulary: • Boyle’s Law • Charles Law • Avogadro’s Law • Dalton’s Law of Partial Pressure • Ideal Gas Law • Exothermic Reactions • Endothermic Reactions • Thermochemical Equations • Stoichiometry • Kinetic Molecular Theory • Kinetic Energy • Potential Energy • Chemical Energy • Thermal Energy • Law of Conservation of Energy • Calorimetry

  3. Boyle’s Law Charles’ Law decrease increase increase

  4. temperature pressure pressure moles temperature moles pressure volume Boyles Law: 180. kPa Charles’ Law: 497 o C Combined Gas Law : 440. L Ideal Gas Law: 80. L

  5. 2.0 L CS2 6.66 L

  6. 15 L O2 23.5 L CO2 89.7 L O2 121 g CO2

  7. Nuclear energy > Heat in coolant > Potential energy from steam > Kinetic energy of turbine > Electric energy Chemical energy from batteries > Heat energy + Light energy

  8. Endothermic 329 K This reaction is endothermic

  9. A. B. This reaction is exothermic C. -30 kJ/mol D. negative negative positive released Absorbed Higher than original Lower than original reactants reactants

  10. 0 kJ Neither -550 kJ Exothermic -350 kJ Exothermic +550 kJ Endothermic H= -802.3 kJ/mol This reaction is exothermic.

  11. .069 J/g •oC Q= 770 J Day 4 Review ends here!!

  12. Good Luck on the Chemistry STAAR Test!!

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