'Mole o2' presentation slideshows

Physics TAKS Review

Physics TAKS Review. The stuff your government wants you to know as a matter of national security. Speed. The rate at which an object moves from one point to another. Speed = Distance/time s=d/t. Questions.

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THERMODYNAMICS

THERMODYNAMICS. Chapter 19 . SPONTANEOUS PROCESS. ? A process that occurs without ongoing outside intervention . Examples Nails rusting outdoors. 2H 2 (g) + O 2 (g) 2H 2 O(g). Ice melting at room temperature. Expansion of gas into an evacuated space.

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Reactants, Products and Leftovers Clicker questions

Reactants, Products and Leftovers Clicker questions. by Trish Loeblein http://phet.colorado.edu (assuming complete reactions). Reactants, Products, and Leftovers Activity 1 : Introduction to Chemical reactions by Trish Loeblein http://phet.colorado.edu. Learning Goals:

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Chapter 5 Chemical Reactions and Quantities

Chapter 5 Chemical Reactions and Quantities. Mole Relationships in Chemical Equations. Mole-Mole Factors. Show the mole-to-mole ratio between two of the substances in a balanced equation Use the coefficients of two substances in the equation. Writing Mole Factors.

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1) How many moles of water are in an 82.3g sample?

1) How many moles of water are in an 82.3g sample?. 82.3g water. 1mole water. =. x. 1. 18.02g water. 4.57 mole water. 2) How many grams of oxygen are in a sample of gas that has a volume of 8.61L at STP?. 32g O 2. 8.61L O 2. 1 mole O 2. x. x. =. 1. 22.4L O 2. 1 mole O 2.

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Stoichiometry

Stoichiometry. Chapter 9. Stoichiometry. Def: study of mass relationships in chemical reactions Mole conversions Relationship between products and reactants. Stoichiometry. Revolve around balanced equations: Coefficients = # particles # of MOLES of particles

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Gravimetric Stoichiometry

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Catalyst: 1 Double Cheeseburger needs 1 bun, 2 patties, 2 slices of cheese, 4 strips of bacon

Please TURN IN C.7/C.10 worksheet Objectives: Determine the limiting reagent in a reaction. Calculate the percent yield of a product in a reaction. Catalyst: 1 Double Cheeseburger needs 1 bun, 2 patties, 2 slices of cheese, 4 strips of bacon

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Limiting Reactant

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#15 How many molecules of oxygen are produced by the decomposition of 6.54 g of potassium chlorate

#15 How many molecules of oxygen are produced by the decomposition of 6.54 g of potassium chlorate . 2KClO 3 ? 2KCl + 3O 2. 6.54 g KClO 3 (given). ? molecules produced. 1 mole KClO 3 X 122.55 g KClO 3. 3 moles O 2 2 mole KClO 3. 6.54 g KClO 3 X 1.

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STOICHIOMETRY PRACTICE PROBLEMS

STOICHIOMETRY PRACTICE PROBLEMS. Mole-Mole Problem. Equation for the following problem: 2 Al 2 O 3 => 4 Al + 3 O 2. How many moles of Al could be produced from 13.0 moles of Al2O3?. 2 mol Al 2 O 3 = 4molAl => 2X = 4 x 13

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Chapter 13 Gases

Chemistry B2A. Chapter 13 Gases. Gases. move faster Kinetic energy ?. T ?. Gases. Physical sate of matter depends on:. Attractive forces. Kinetic energy. Brings molecules together. Keeps molecules apart. Gases. Gas. High kinetic energy (move fast). Low attractive forces.

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