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? 5 ? ????? Acid-base titration

? 5 ? ????? Acid-base titration. 5.1 ???????????. 5 .1. 1 ?????????? ? concentration, activity , activity coefficient ? ?????????? ?????? a i = ? i c i a i ????????????????????? c i ????????? ? i ? i ?? ?????? ?? ???????????? ??? ?

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General Chemistry 101 CHEM

General Chemistry 101 CHEM. ?. ??? ?????? ?? ??? ??????? 1434-1435 ??. References . Chemistry the General Science 11E T. L. Brown, H. E. LeMay, B. E. Bursten and C. J. Murphy. ???????? ??????. ?.???? ??????? ?.?????? ???????? ?.????????? ??????? ?.????????? ?????????. .

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???? ??????? Spectrophotometry

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Chapter 3

Chapter 3. Stoichiometry of Formulas and Equations. Stoichiometry is derived from the Greek words ????????? ( stoicheion , meaning element) and ?????? ( metron , meaning measure.) . ????. ?. 2. ?? ???? ??? ??? ??? , ???. 3. ?????? ?? ???. 4. ???? ???? ? ????? , ??? , ?? ???.

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STOICHIOMETRY

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Stoichiometry Calculations

Unit 7 - Stoichiometry. Stoichiometry Calculations. Proportional Relationships. Ratio of eggs to cookies. I have 5 eggs. How many cookies can I make?. 2 1/4 c. flour 1 tsp. baking soda 1 tsp. salt 1 c. butter 3/4 c. sugar. 3/4 c. brown sugar 1 tsp vanilla extract 2 eggs

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Determining Chemical Formulas

Determining Chemical Formulas. empirical formula- consists of the symbols for the elements combined in a compound, with subscripts showing the smallest whole number mole ratio of the different atoms in the compound CH 3 = empirical formula (does not exist)

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greenhouse gases exchange over and within a tropical forest in africa

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Chem 106: Lab Week 8

Chem 106: Lab Week 8. A. E. G. C. D. B. Sign in Pick up graded papers Sit with your Molview Team from last week. Chem 106: Class/ Lab Week 8. Three activities must be accomplished today:

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Counting Atoms

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Stoichiometry

Stoichiometry. Chapter 9. Do Now. Balance the equation Al + HCl ? H 2 + AlCl 3 How many moles of HCl are required to produce 2 moles of AlCl 3 ? How many moles of H 2 can be produced from 2 moles of Al? List all other mole ratios that can be found from this equation.

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Chapter 10 Notes

Chapter 10 Notes. Mole Representative Particles Molecular Mass (mm) - gam used for atoms - gmm used for molecules - gfm used for formula units Mole Volume Mixed Mole Conversions. The Mole. A dozen is a counting number that means 12. The mole is a counting number.

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Homework 8: due Today Homework 9 posted and due Monday 4/2

Homework 8: due Today Homework 9 posted and due Monday 4/2. Cut and try approach example #3: mixed ? grams. C 12 H 22 O 11 + 12 O 2 -------- ? 12 CO 2 + 11H 2 O MW 342 g/mol 32 g/mol 44 g/mol 18 g/mol

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Stoichiometry

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Do Now

Do Now. If I have 1 dozen bagels, how many bagels do I have? _____ If I have 4 dozen bagels, how many bagels do I have? _____ If I have 0.5 dozen bagels, how many bagels do I have? _____ What weighs more: A pound of feathers or A pound of lead?. Day 1 - Notes. Unit: Chemical Quantities.

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Molar Conversions (p.80-85, 221-226)

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Molarity

Molarity. Concentration Based on Mass. Concentration - amount of solute dissolved in a given amount of solution Concentration of a solution has an effect on Physical properties Melting and boiling points Chemical properties Solution reactivity. Moles and Equivalents.

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Stoichiometry

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