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…

1. Chapter 8Solutions 8.5Molarity and Dilution Copyright ©2007by Pearson Education, Inc Publishing as Benjamin Cummings 2. Molarity (M) Molarity (M) Is a concentration term…

Slide 1 SOLUTIONS Chapter 15 Slide 2 Solution = homogeneous mixture Solute = gets dissolved (minor component) Solvent = dissolving agent (major component) Slide 3 Slide 4…

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…