'25 mol' presentation slideshows

Chapter 10: Chemical Quantities

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More Stoichiometric Calculations

More Stoichiometric Calculations. More Stoichiometric Calculations. Moles to Mass. 2 Na + Cl 2 ? 2 NaCl. 2 Na + Cl 2 ? 2 NaCl If you use 1.25 mol of Cl 2 , what mass of NaCl will you get?. 2 Na + Cl 2 ? 2 NaCl If you use 1.25 mol of Cl 2 , what mass of NaCl will you get?

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Partial Pressure

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Chemistry 20

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3.3 Atomic and Molecular Weights

3.3 Atomic and Molecular Weights. Demo: large bag of Styrofoam peanuts, bottle of sand, 1 L beaker, 18 mL of water How can we count very large numbers of particles? Demo: weigh pennies of various ages. Masses of Coins. Masses of Coins.

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Chapter 2 Chemical formulas and composition stoichiometry

Chapter 2 Chemical formulas and composition stoichiometry. AP Chemistry Milam. 2-1 chemical formulas. Allotropes are elements with two different forms like graphite and diamond are both carbon Organic compounds all contain carbon and usually contain hydrogen, oxygen, sulfur and nitrogen.

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Stoichiometry

Stoichiometry. Simply, the math behind chemistry. What is a chemical equation?. Can you define these?. Reactants Products Balance Law of Conservation of Mass The Mole Mass to Mole conversion Molar Mass. You Tube Crash Course. http://www.youtube.com/watch?v=UL1jmJaUkaQ.

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Neutralization and Titrations!

Neutralization and Titrations!. Neutralization Reactions. Reactions in which an acid and a base react in an aqueous solution to produce a salt and water. HCl + NaOH ? NaCl + H 2 O. What types of reactions are these?. Double Displacement. MEMORIZE THIS:.

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Stoichiometry

Stoichiometry. Simply, the math behind chemistry. What is a chemical equation?. Can you define these?. Reactants Products Balance Law of Conservation of Mass The Mole Mass to Mole conversion Molar Mass. You Tube Crash Course. http://www.youtube.com/watch?v=UL1jmJaUkaQ.

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Excess Problems, solving for pH

Excess Problems, solving for pH. Chem 12 Chapter 15, Page 583-585. Calculations involving strong acids and bases. A strong, monoprotic acid dissociates in water to produce H 3 O+ and its concentration is equal to the concentration of the acid

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Titrations Homework Solutions Page 602

Titrations Homework Solutions Page 602. Class Example:. NaOH (aq) + CH 3 COOH (aq) ? NaCH 3 COO (aq) + H 2 O (l) 0.500 mol/L 15.00mL 7.5 mL C = ? n NaOH = Cv = (0.500 mol/L)(0.0075L) = 0.00375 mol n CH 3 COOH = (0.00375 mol) (1:1 ratio)

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DECEMBER 6_2007 REVIEW CLASS ALL QUESTIONS FROM CHRISTMAS ASSIGNMENT.

DECEMBER 6_2007 REVIEW CLASS ALL QUESTIONS FROM CHRISTMAS ASSIGNMENT. #6) If the atom has an atomic number of 11 (given), it has 11 protons and a nuclear charge of 11+, choice 1.

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Titrations!

Titrations!. Titrations. Titration : adding a known amount of solution of known concentration to a solution with an unknown concentration Goal: To determine the unknown concentration. Titrations. Endpoint : the point of neutralization in a titration.

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II. Molarity (p. 412-415)

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II. Molarity (p. 412-415)

Molarity. II. Molarity (p. 412-415). substance being dissolved. total combined volume. A. Molarity. Concentration of a solution. A. Molarity. 2 M HCl. What does this mean?. MASS IN GRAMS. MOLES. NUMBER OF PARTICLES. LITERS OF SOLUTION. B. Molarity Calculations. 6.02 ? 10 23

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II. Molarity

The Mole. II. Molarity. substance being dissolved. total combined volume. A. Molarity. Concentration of a solution. A. Molarity. 2 M HCl. What does this mean?. MASS IN GRAMS. MOLES. NUMBER OF PARTICLES. LITERS OF SOLUTION. B. Molarity Calculations. 6.02 ? 10 23

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Molarity (p. 77-79)

Ch. 4.1. Molarity (p. 77-79). substance being dissolved. total combined volume. A. Molarity. Concentration of a solution. A. Molarity. 2 M HCl. What does this mean?. MASS IN GRAMS. MOLES. NUMBER OF PARTICLES. LITERS OF SOLUTION. B. Molarity Calculations. 6.02 ? 10 23

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HIGHER GRADE CHEMISTRY CALCULATIONS

HIGHER GRADE CHEMISTRY CALCULATIONS. Redox titrations are used to find out information about one reactant, using known information about the other. Worked example 1.

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