'Amu' presentation slideshows

AP Chemistry

1.15k views • 74 slides

Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations

Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations. Anatomy of a Chemical Equation. CH 4 ( g ) + 2O 2 ( g ) CO 2 ( g ) + 2 H 2 O ( g ). Anatomy of a Chemical Equation. Reactants appear on the left side of the equation.

1.15k views • 73 slides

Formulas, Equations, and Moles

Chapter 3. Formulas, Equations, and Moles. 3 ways of representing the reaction of H 2 with O 2 to form H 2 O. reactants. products. A process in which one or more substances is changed into one or more new substances is a chemical reaction.

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Regents Chemistry Stoichiometry

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Chapter 5.1, 5.3, 5.5, 5.8, 5.9 and 5.10

Chapter 5.1, 5.3, 5.5, 5.8, 5.9 and 5.10. Homework from the book 1, 11, 35, 37, 39, 41, 43, 45, 45, 47, 67, 69, 75, 77, 79, 83, 85, 87, 89, 91, 97, 103, 107, 109, 115, 119, 121, 127, 129 and 131. H 2. H 2 O. NH 3. CH 4. Molecules and Compounds.

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Chapter 3: Stoichiometry

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The S-word Stoichiometry

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Isotopes

Isotopes. Of the Atom. Isotopes At the conclusion of our time together, you should be able to:. Define an isotope Determine the number of protons, neutrons and electrons for an isotope Define average atomic mass Determine the average atomic mass for an element given the isotopes.

540 views • 28 slides

Chapter 3 Atoms and Elements

Chapter 3 Atoms and Elements. Understanding the Macroscopic World. The connection between the microscopic atom and the macroscopic element is the key to understanding the chemical world. Atoms. An atom is the smallest identifiable unit of an element.

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The Mole Concept

The Mole Concept. Goal: To develop the concept of the mole as a useful measurement and to apply this in calculations involving mass and volume. Objectives. 1. Define the mole in terms of Avogadro's number, formula mass or molecular mass.

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Chemical Measurements

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Unit 3: Part 2 of the Atom Nuclear Chemistry

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Mass Relationships in Chemical Reactions

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THE MOLE

THE MOLE. MEASURING MATTER. 3 ways to measure things: count : 1 dozen = 12 apples mass : 1 dozen = 2 kg of apples volume : 1 dozen = 0.20 bushel (for typical wicker basket) We need to measure ATOMS!. MASS OF 1 CARBON ATOM. 1 amu = one proton or one neutron = 1.66 x 10 -24 g

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LAMU COUNTY

237 views • 12 slides

Atomic Structure

Atomic Structure. ATOMS Differ by number of protons IONS Differ by number of electrons ISOTOPES Differ by number of neutrons. Mass Defect. Difference between the mass of an atom and the mass of its individual particles. 4.00260 amu. 4.03298 amu.

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How to Count Atoms (when they are really really small)

How to Count Atoms (when they are really really small). Review: 1 12 C atom = 12.0000 amu = 1.9926x 10 -23 g (from mass spectroscopy experiments) So. Goal: a number that is capable of expressing numbers of atoms in convenient terms.

343 views • 12 slides

The Math of Chemistry

The Math of Chemistry. Factor-Label Method the Mole gram formula weight Avogadro Number Scientific Notation Percent Composition Empirical Formulas Hydrates. Begin working on HW 11 and 12.

222 views • 10 slides