Slide 1ENVIRONMENTAL SCIENCE UNIT 3 MRS. SHARPLESS - TEAM E MR. CONRAD - TEAM F Slide 2 Radiation was discovered purely by chance ………. He put a couple of photographic…

Slide 1 Slide 2 Stoichiometry Slide 3 Review of Molar Mass The molar mass (MM) of a compound is all the atomic masses for the molecule (or compound) added up. Ex. Molar mass…

Slide 1Chapter 7.2 – BC Science 10 Slide 2 The time required for half ½ the nuclei in a sample of a radioactive isotope to decay The half life for any radioactive isotope…

1.STOICHIOMETRY How many gwaks in guacamole? “ Avocado’s” number (Lippa, 2007)2. Practice Write the balanced reaction for hydrogen gas reacting with oxygen gas. 2 H…

LIPID ANALYSIS II Siti Irma Rahmawati, S.Pi., M.Agr., Ph.D Determination of Lipid Composition Important reasons: Legal – amount of saturated, unsaturated etc Food quality…

Slide 1 Slide 2 1 IB Topic 1: Quantitative Chemistry 1.4: Mass Relationships in Chemical Reactions  1.4.1 Calculate theoretical yields from chemical equations.  1.4.2…

Slide 1 Solutions Review Play as a slideshow! Slide 2 Calculate the molarity of a 0.175 L sugar solution that was prepared with 0.15 moles of sugar? M = mol/L M = 0.15 mol/0.175…

Slide 1 Slide 2 Stoichiometry Slide 3 The Mole: Review A counting unit Similar to a dozen, except instead of 12, it’s 602,000,000,000,000,000,000,000 6.02 X 10 23 (in scientific…

Slide 1 Stoichiometry Slide 2 Chocolate Chip Cookies!! 1 cup butter 1/2 cup white sugar 1 cup packed brown sugar 1 teaspoon vanilla extract 2 eggs 2 1/2 cups all-purpose…

Slide 1 Slide 2 Section 12.2 Chemical Calculations 1 Chapter 12 Stoichiometry Slide 3 Mole Ratios 2 These mole ratios can be used to calculate the moles of one chemical from…