'1 mol fe 2' presentation slideshows

Chapter 4

Chapter 4. Chemical Equations and Stoichiometry. CHEMICAL REACTIONS. Reactants: Zn + I 2. Product: Zn I 2. Chemical Equations. Depict the kind of reactants and products and their relative amounts in a reaction. 4 Al(s) + 3 O 2 (g) ---> 2 Al 2 O 3 (s)

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Formulas, Equations, and Moles

Chapter 3. Formulas, Equations, and Moles. 3 ways of representing the reaction of H 2 with O 2 to form H 2 O. reactants. products. A process in which one or more substances is changed into one or more new substances is a chemical reaction.

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Mass Relationships in Chemical Reactions

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Mass Relationships in Chemical Reactions

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Lesson 10 The Mole

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Stoichiometry Unit Review Game

Stoichiometry Unit Review Game. Team Name. Come up with a team name It must be related to science It must be appropriate You DO NOT want to give me an inappropriate team name. Rules. Within each round: There are 3 questions per round! You can wager 5, 10, or 15 points

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Stoichiometry in the Real World

Stoichiometry in the Real World. Water from a Camel. Camels store the fat tristearin (C 57 H 110 O 6 ) in the hump. As well as being a source of energy, the fat is a source of water, because when it is used the reaction takes place.

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Quantitative Composition of Compounds

5 pancakes 2 eggs. Practice using the following mouth-washing, diet-buster recipe:. 5 pancakes 2 eggs. x. =. 20 pancakes. 8 eggs. 3 blocks cream cheese + 5 eggs + 1 cup sugar = 1 cheese cake. How many cheese cakes can we make out of 15 eggs?. 1 cake 5 eggs. 15 eggs x.

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A sample problem

A sample problem. 3.43)

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Stoichiometry in the Real World

Stoichiometry in the Real World. Air Bag Design. Exact quantity of nitrogen gas must be produced in an instant. Use a catalyst to speed up the reaction. 2 NaN 3 (s) ? 2 Na(s) + 3 N 2 (g) 6 Na(s) + Fe 2 O 3 (s) ? 3 Na 2 O(s) + 2 Fe (s). Airbag Design.

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Percentage Yield

Percentage Yield. Assignment: Use Chapter 8 Define the following terms: yield, theoretical yield, actual yield, percentage yield. Based on your reading, give 4 reasons why the actual yield in a chemical reaction often falls short of the theoretical yield.

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Stoichiometry in the Real World

Stoichiometry in the Real World. Air Bag Design. Exact quantity of nitrogen gas must be produced in an instant. Use a catalyst to speed up the reaction. 2 NaN 3 (s) ? 2 Na(s) + 3 N 2 (g) 6 Na(s) + Fe 2 O 3 (s) ? 3 Na 2 O(s) + 2 Fe (s). Airbag Design.

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Stoichiometry in the Real World

Stoichiometry in the Real World. Air Bag Design. Exact quantity of nitrogen gas must be produced in an instant. Use a catalyst to speed up the reaction. 2 NaN 3 (s) ? 2 Na(s) + 3 N 2 (g) 6 Na(s) + Fe 2 O 3 (s) ? 3 Na 2 O(s) + 2 Fe (s). Airbag Design.

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Stoichiometry

Stoichiometry. Mole Relationships, Mass Relationship, and Percent Yield. Mole Relationships. coefficients can be put in the form of MOLE RATIOS. H 2 + N 2 ? NH 3. This number of moles of Hydrogen. But what does it mean?. UN. BALANCED. 2. 2. 3. 3. 1.

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Combustion analysis

Combustion analysis. 1 mol CO2 44 g CO2. 1 mol C atoms 1 mol CO2. = 0.10 mol C atom. 4.40 g CO2. 1 mol H2O 18 g H2O. 2 mol H atoms 1 mol H2O. = 0.20 mol H atom. 1.80 g H2O. 3.00g = weight O + weight C + weight H. weight O = 3.00g - weight C weight H.

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Combustion analysis

Combustion analysis. 1 mol CO2 44 g CO2. 1 mol C atoms 1 mol CO2. = 0.10 mol C atom. 4.40 g CO2. 1 mol H2O 18 g H2O. 2 mol H atoms 1 mol H2O. = 0.20 mol H atom. 1.80 g H2O. 3.00g = weight O + weight C + weight H. weight O = 3.00g - weight C weight H.

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