'1 molecule' diaporamas de présentation

Atomic Timeline

3.23k views • 142 slides

Chapter 2: Atoms, Molecules and Ions

Chapter 2: Atoms, Molecules and Ions. What is Chemistry. Logic. Magic. Chapt. 2.1. Atoms, Molecules and Ions. Science: Atomic Theory

1.09k views • 88 slides

Lecture 5. Chapter 3. Chemical Equations:

Lecture 5. Chapter 3. Chemical Equations:. 2 H 2 + O 2 ? 2 H 2 O. Stoichiometry: Calculations with Chemical Formulas and Equations. Chemical Equations: The equation for hydrogen burning in oxygen is represented as: 2 H 2 + O 2 ? 2 H 2 O

630 views • 36 slides

CHEMISTRY 161 Chapter 4 The Mole

CHEMISTRY 161 Chapter 4 The Mole. Macroscopic versus Microscopic Worlds. 2 H 2 + O 2 2 H 2 O. 1 liter water contains about 3.3 X 10 25 molecules. CHEMICAL MASS SCALE. standard / calibration. atomic mass unit (amu, u). one atom of carbon-12 12 u (exactly).

475 views • 29 slides

Atomic Masses

Atomic Masses. Balanced equations tell us the relative numbers of molecules of reactants and products. C + O 2 ? CO 2 1 atom of C reacts with 1 molecule of O 2 to make 1 molecule of CO 2. Atomic Masses (cont.).

372 views • 27 slides

Chemical Composition Chapter 8

Chemical Composition Chapter 8. Atomic Masses. Balanced equation tells us the relative numbers of molecules of reactants and products C + O 2 ? CO 2 1 atom of C reacts with 1 molecule of O 2 to make 1 molecule of CO 2

421 views • 27 slides

How much is too much?

How much is too much?. Minor Spill in Local Watershed.

233 views • 16 slides

Chapter 8 Quantities in Chemical Reactions

Chapter 8 Quantities in Chemical Reactions. Quantities in Chemical Reactions. the amount of every substance used and made in a chemical reaction is related to the amounts of all the other substances in the reaction Law of Conservation of Mass balancing equations by balancing atoms

317 views • 15 slides

POSITIVE RESPONSE vs [CONCENTRATION]

85 views • 8 slides

Reaction of Acetic Acid with Hydroxide Ion

Reaction of Acetic Acid with Hydroxide Ion. Lab 3 Preparation of Buffers. Dr. Prem Sattsangi , Ph.D. and Cheryl Farren Tkacs (Instructional Designer). OH -. AcO -. H +. AcO -. Acetic acid and hydroxide. Hydroxide enters. H +. AcO -. Acetic Acid. H +. Acetate ion + Water.

206 views • 3 slides