PowerPoint Presentation THERMOCHEMISTRY Energy Changes in Chemical Reactions Energy changes occur in almost all chemical reactions. There are two kinds of chemical reactions…
Slide 1Chapter 19 The Kinetic Theory of Gases Slide 2 Chapter-19 The Kinetic Theory of Gases Topics to be covered: Avogadro number Ideal gas law Internal…
Slide 1I. Measuring Matter Chemists need a convenient method for counting accurately the number of atoms, molecules, or formula units in a sample of a substance. As you know,…
Slide 1 Ch. 16: Energy and Chemical Change Sec. 16.3: Thermochemical Equations Slide 2 Objectives Write thermochemical equation for chemical reactions and other processes.…
Slide 1 AP Chemistry Chapter 3 Mr. Solsman Slide 2 Slide 3 Goals of this chapter include: Relating mass to the number of entities Converting mass into a chemical equation…
Slide 1 Chapter 8: The Mole – Part 1 Slide 2 What is Avogadro’s favorite saying from American History? Slide 3 Slide 4 The thickness of one page in your chemistry textbook…
Slide 1 Slide 2 We frequently refer to measures casually… Couple Few Dozen Baker’s Dozen Ream LORD 2 3 12 13 500 4 Slide 3 We can’t work with individual atoms or…
Slide 1 Slide 2 Chemists need a convenient method for counting accurately the number of atoms, molecules, or formula units in a sample of a substance. MOLE The Mole: Basic…