'Convert grams' diaporamas de présentation

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Chapter 7 Chemical Quantities

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InClass

High School. PHYSICS. InClass. by SSL Technologies. with S. Lancione. Exercise-36. Kinetic Energy. Part 1 /3. KINETIC ENERGY. PART-1. Kinetic energy is energy of motion. The faster an object is moving, the more kinetic energy it possesses. This is because the energy

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Penny Barge Design

Penny Barge Design. Mr. Parrott Newton Falls High School Technology Education. The Problem:. Design and build a floating structure to be tested in class to hold as many pennies as possible before capsizing or sinking. Specifications:.

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The Mole

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Warm Up

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Empirical and Molecular Formulas

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Medication Competency Review

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Ch. 4: Solution Stoichiometry; Types of Chemical Reactions

Ch. 4: Solution Stoichiometry; Types of Chemical Reactions.

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Solving Stoichiometry Problems

Solving Stoichiometry Problems. Did you know ?. Considered individually, the chemical elements in your body, such as carbon, hydrogen, oxygen, etc., are worth about $20. However, when combined into complex molecules, such as fluids, tissues and antibodies, your body is worth over $45 million!.

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Chapter 16 Calorimetry

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Precipitation and Net Ionic Reactions

Precipitation and Net Ionic Reactions. Definitions. Solute: the substance that dissolves Solvent: the substance in which the solute is dissolved. Solution (soln.): solute dissolved in a solvent. Precipitation Reactions. Write a double replacement reaction.

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Stoichiometry Foldable

Stoichiometry Foldable. Construction. Obtain 4 half sheets of paper Fold three of the sheets into a foldable and staple the final sheet to the back. Construction. Label the Tabs: Stoichiometry Mole Calculations Mole ? Mole ratios Volume? Volume Limiting Reactant Excess Reagent % Yield.

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Percent Composition

Percent Composition. The relative amounts of elements in a compound. % composition = . mass of element. x 100. mass of compound. 24g C. 85.7% C. x 100. =. 28g CH 4. Percent Composition from Formula. C 2 H 4. 2 moles of C x 12 g/mol = 24 g.

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What do we use to measure weights nowadays?

What do we use to measure weights nowadays?. Grams. 1 gram is about the weight of one Skittle sweet. Instead of writing grams we often just write g. Kilograms . 1 kilogram is about the weight of a large dictionary. We write kg for kilograms.

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Molarity

Molarity. Chapter 15.2. Molarity. Chemists describe solutions in terms of concentration. We define the concentration of a solution as the amount of solute in a given volume of solution. The most commonly used expression of concentration is molarity (M).

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Chapter 12 Stoichiometry

Chapter 12 Stoichiometry. By David B. Oestreicher. What is Stoichiometry?. Stoichiometry is the study of quantitative relationships between the amounts of reactants used and products formed by a chemical reaction; based on the law of conservation of mass. Desired Learning Objectives.

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Laws and Percent Composition

Laws and Percent Composition. Law of Definite Proportions, 1797. Definition: States that in samples of any chemical compound, the masses of the elements are always in the same proportions Created by Joseph Proust Also called the Law of Constant Composition

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