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Chapter 8
Quantities in Chemical Reactions
08-01
Title
 Gases and global warming
Caption
 Greenhouse gases act like glass in a greenhouse, allowing visible light energy to enter the atmosphere but preventing heat energy from escaping.
Notes
 Carbon dioxide is Earth's most important greenhouse gas. Students might be asked to construct a hypothesis to explain how carbon dioxide functions as a greenhouse gas.
Keywords
 greenhouse gas, atmosphere, carbon dioxide, heat, energy
08-02-05un
Title
 Solution map for converting moles of Cl2 to moles NaCl
Caption
 The stated factor uses the formulas of chlorine and sodium chloride to make the moles-moles conversion.
Notes
 The factor can be adapted to any conversion of moles to moles. The factor can be found from the formulas of the substances to be related.
Keywords
 mole, Avogadro's number, periodic table
08-02-09un
Title
 Multistep solution map for converting grams octane to grams of carbon dioxide
Caption
 The stated factors use data from the periodic table and the balanced reaction equation to make the conversion from mass of C8H18 to mass of CO2. The mass of one mole of octane is calculated by adding the masses of carbon and hydrogen, according to the chemical formula. The 16:2 factor arises from the balanced equation, and the mass of one mole of carbon dioxide is calculated by adding the masses of carbon and oxygen, according to the chemical formula.
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation
08-02-10un
Title
 Multistep solution map for converting grams carbon dioxide to grams of glucose
Caption
 The stated factors use data from the periodic table and the balanced reaction equation to make the conversion from mass of CO2 to mass of C6H12O6. The mass of one mole of carbon dioxide is calculated by adding the masses of carbon and oxygen, according to the chemical formula. The 1:6 factor arises from the balanced equation, and the mass of one mole of glucose is calculated by adding the masses of carbon, hydrogen, and oxygen, according to the chemical formula.
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation
08-02-11un
Title
 Multistep solution map for converting kilograms nitrogen dioxide to kilograms of nitric acid
Caption
 The stated factors use metric system definitions, data from the periodic table, and the balanced reaction equation to make the conversion.
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, kilogram, metric system
08-02-13un
Title
 Example of solution map for limiting reactant problem
Caption
 The mole-mole factors arise from the balanced equation or the formulas of the reaction's participants.
Notes
 These equations predict how much of the product (TiCl4) would be formed should each of the reactants completely react.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-14un
Title
 Example of solution map for limiting reactant problem
Caption
 The mole-mole factors arise from the balanced equation or the formulas of the reaction's participants.
Notes
 These equations predict how much of the product (AlCl3) would be formed should each of the reactants completely react.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-17un
Title
 Example of limiting reactant calculation
Caption
 These are the calculations that would determine the limiting reactant when 45.8 g NO are mixed with 12.4 g H2 according to the reaction, 2 NO + 5 H2 --> 2 NH3 + 2 H2O
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-19un
Title
 Example of limiting reactant calculation
Caption
 These are the calculations that would determine the limiting reactant when 114.5 g Cu2O are mixed with 11.5 g C according to the reaction, Cu2O + C --> 2 Cu + CO
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-21un
Title
 Solution map for converting moles of Na to moles Na2O
Caption
 The stated factor uses the formula of sodium oxide to make the moles-moles conversion.
Notes
 The factor can be adapted to any conversion of moles to moles. The factor can be found from the formulas of the substances to be related.
Keywords
 mole, Avogadro's number, periodic table
08-02-22un
Title
 Multistep solution map for converting grams sodium to grams of sodium oxide
Caption
 The stated factors use data from the periodic table and the balanced reaction equation to make the conversion from mass of Na to mass of Na2O. The mass of one mole of sodium is obtained from the periodic table. The 2:4 factor arises from the balanced equation, and the mass of one mole of sodium oxide is calculated by adding the masses of sodium and oxygen, according to the chemical formula.
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation
08-02-24un
Title
 Example of limiting reactant calculation
Caption
 These are the calculations that would determine the limiting reactant when 10.4 g Fe are mixed with 11.8 g S according to the reaction, 2 Fe + 3 S --> Fe2S3
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-29un
Title
 Solution map for converting moles of N2 to moles NH3
Caption
 The stated factor uses the formulas of N2 and NH3 to make the moles-moles conversion.
Notes
 The factor can be adapted to any conversion of moles to moles. The factor can be found from the formulas of the substances to be related.
Keywords
 mole, Avogadro's number, periodic table
08-02-30un
Title
 Example of limiting reactant calculation
Caption
 These are the calculations that would determine the limiting reactant when 1.8 mole Ti are mixed with 3.2 mole Cl2 according to the reaction, Ti + 2 Cl2 --> TiCl4
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-31un
Title
 Example of limiting reactant calculation
Caption
 These are the calculations that would determine the limiting reactant when 0.552 mole Al are mixed with 0.887 mole Cl2 according to the reaction, 2 Al + 3 Cl2 --> 2 AlCl3
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
08-02-32un
Title
 Example of limiting reactant calculation
Caption
 These are the calculations that would determine the limiting reactant when 53.2 g Na are mixed with 65.8 g Cl2 according to the reaction, 2 Na + Cl2 --> 2 NaCl
Notes
 The factors can be adapted to any mass-mass conversion. The mass-to-moles factor can be found or calculated from periodic table data, and the balanced equation provides the mole-mole factor.
Keywords
 mole, chemical formula, periodic table, mass, balanced equation, limiting reactant
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