Slide 1Law of Conservation of Mass Antoine Lavoisier, ~ 1775 Law of Definite Proportions J.L. Proust, 1799 Slide 2 Law of Conservation of Mass In a chemical reaction, the…
Slide 1Properties of Solutions: Ways of Expressing Concentrations Weight percentage = mass of component in solution total mass of solution Parts per million (ppm) = mass…
Slide 1 SOLUTIONS Chapter 15 Slide 2 What are solutions? Homogeneous mixtures containing two or more substances called the solute and the solvent Solute- is the substance…
Slide 1Math in Chemistry Slide 2 Percent Composition Purpose: Can be used to figure out chemical formulas. Slide 3 I. Percent Composition Two different types of problems:…
Slide 1 Slide 2 IIIIIIIV The Mole I. Molar Conversions Slide 3 A. What is the Mole? n A counting number (like a dozen) n Avogadro’s number n 1 mol = 6.02 10 23 items…
Slide 1 Solutions Read chapter 12 Slide 2 What determines solubility? Temperature Temperature Pressure (when a gas is involved) Pressure (when a gas is involved) Nature of…
Slide 1 Slide 2 IIIIIIIV The Mole Molar Conversions Slide 3 A. What is the Mole? n A counting number (like a dozen) n Avogadro’s number (N A ) n 1 mol = 6.02 10 23…
Slide 1 By Logan Olsen, Chase Huntley, Chuck Corbett Slide 2 HCl (aq) + NaHCO 3 (aq) → NaCl (aq) + H 2 O(l) + CO 2 (g) We tried HCl and baking soda at first, but after…