'Combustion analysis' diaporamas de présentation

Chemical Equations and Stoichiometry

Chemical Equations and Stoichiometry. Chapter 4. Chemical Equations. 2H 2 (g) + O 2 (g) ? 2H 2 O(g). Chemical Equations. 2H 2 (g) + O 2 (g) ? 2H 2 O(g) The materials you start with are called Reactants . Chemical Equations. 2H 2 (g) + O 2 (g) ? 2H 2 O(g)

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Stoichiometry Calculations with Chemical Formulas and Equations

Stoichiometry Calculations with Chemical Formulas and Equations. Chapter 3 BLB 12 th. Expectations. Balance chemical equations. g ? moles ? molecules ? atoms Find empirical and molecular problems. Calculate amounts of reactants and products. Calculate theoretical and percent yield.

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Chemistry 100(02) Fall 2012

Chemistry 100(02) Fall 2012 . Instructor: Dr. Upali Siriwardane e-mail : upali@coes.latech.edu Office : CTH 311 Phone 257-4941 Office Hours : M,W, 8:00-9:00 & 11:00-12:00 a.m Tu,Th,F 9:00 - 10:00 a.m. Test Dates : October 1, 2012 (Test 1): Chapter 1 & 2

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H Advanced Chemistry Unit 1

Matter and Measurement / Atoms, Molecules, and Ions/Stoichiometry: Calculations with Chemical Formulas and Equations. H Advanced Chemistry Unit 1. Objective #6 Isotopes / Calculating Average Atomic Mass / Mass Spectrometer.

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Stoichiometry of Formulas and Equations

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Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations

Chemistry, The Central Science , 10th edition Theodore L. Brown, H. Eugene LeMay, Jr., and Bruce E. Bursten. Chapter 3 Stoichiometry: Calculations with Chemical Formulas and Equations. John D. Bookstaver St. Charles Community College St. Peters, MO ? 2006, Prentice-Hall.

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Chemistry 100 Chapter 3

Chemistry 100 Chapter 3. Balancing Chemical Equations and Stoichiometry. The Chemical Reaction. What happens in a chemical reaction? Example 2 H 2 + O 2 ? 2H 2 O Starting materials (reactants) are converted into different chemical substance(s) (the product(s)).

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Basic mole calculations (pp.112-124) Exercise 3

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Plan, Ppt10(PS4)

Plan, Ppt10(PS4). Finish EF (Tro, 3.9) From % masses From combustion analysis data Chemical Reaction (Tro, 3.10) Process (takes time!); original subs ? new subs Fixed mass ratio of substances react and form Whole-number ratio of FUs react and form

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Stoichiometry

Stoichiometry. Balancing Hints:. Balance the metals first. Balance the ion groups next. Balance the other atoms. Save the non ion group oxygen and hydrogen until the end. Balance the following equations; __Ca + __H 2 O ? __H 2 + __ Ca(OH) 2 __ Cu + __ O 2 ? __ CuO

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Combustion and Hydrate Analysis

Combustion and Hydrate Analysis. SCH3U1. Learning Goals. Review Combustion Analysis Practice Problem Hydrate Analysis Practice Problem. What happened yesterday?. What is the law of multiple proportions? What two kinds of formulas did we learn about?.

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Announcements

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