Slide 1Life in the universe The questions are Is there life elsewhere in our solar system? Is there life outside our solar system? Slide 2 Ingredients for life 1. Liquid…

1.BIOLOGICAL MOLECULES BY MR SAMMY Bio Teacher 2. Cellulose 3. Cellulose  straight, long, unbranched chains form H-bonds, with adjacent chains  monomer: ß-glucose;…

1.CH 11: The MoleSection 1 Counting Matter2. Counting MatterWhat are some everyday ways we count matter?1.2.3.DOZEN = 12 things1 GROSS = 144 thingsWhat about molecules? Or…

Tro's "Introductory Chemistry", Chapter 5 * Law of Constant Composition All pure substances have constant composition. All samples of a pure substance contain…

1. CH 11: The MoleSection 1 Counting Matter 2. Counting MatterWhat are some everyday ways we count matter?1.2.3.DOZEN = 12 things1 GROSS = 144 thingsWhat about molecules?…

Slide 1CHEMISTRY Feb 22, 2011 Slide 2 Warm Up Find the molar mass of these substances  Fe 3 N 2  Mg(OH) 2 Slide 3 Agenda Warm Up Unit 8 Notes  Intro to Moles and…

Slide 1 Slide 2 1 STOY-KEE-AHM-EH-TREE Stoichiometry is the part of chemistry that studies amounts of substances that are involved in reactions. Slide 3 GOALS 2 2. Explain…

Slide 1 1 Quantities of Reactants and Products Chapter 4 Antoine Lavoisier 1743-1794. “Father of modern chemistry.” Recognized true elements. Used quantitative measurements…

Slide 1 Slide 2 6.02 X 10 23 representative particles The Mole (also known as Avogadro’s number!) Slide 3 how big is a mole? how high would a stack of 1 mol of paper be?…

Slide 1 Aim: What are molecular compounds? DO NOW: 1. COMPARE AND CONTRAST METALLIC BONDING AND IONIC BONDING. 2. WHAT WOULD BE THE IONIC CHARGE FOR AN ATOM WITH THIS LEWIS…