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1. Matter and Measurements4h 29m
2. Atoms and the Periodic Table5h 23m
3. Ionic Compounds2h 18m
4. Molecular Compounds2h 18m
5. Classification & Balancing of Chemical Reactions3h 17m
6. Chemical Reactions & Quantities2h 35m
7. Energy, Rate and Equilibrium3h 46m
8. Gases, Liquids and Solids3h 25m
9. Solutions4h 10m
10. Acids and Bases3h 29m
11. Nuclear Chemistry56m
BONUS: Lab Techniques and Procedures1h 38m
BONUS: Mathematical Operations and Functions47m
12. Introduction to Organic Chemistry1h 34m
13. Alkenes, Alkynes, and Aromatic Compounds2h 12m
14. Compounds with Oxygen or Sulfur1h 6m
15. Aldehydes and Ketones1h 1m
16. Carboxylic Acids and Their Derivatives1h 11m
17. Amines38m
18. Amino Acids and Proteins1h 51m
19. Enzymes1h 37m
20. Carbohydrates1h 46m
21. The Generation of Biochemical Energy2h 8m
22. Carbohydrate Metabolism2h 22m
23. Lipids2h 26m
24. Lipid Metabolism1h 45m
25. Protein and Amino Acid Metabolism1h 37m
26. Nucleic Acids and Protein Synthesis2h 54m

6. Chemical Reactions & Quantities

Stoichiometry

GOB Chemistry

6. Chemical Reactions & Quantities

Stoichiometry

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Textbook Question

How many moles of NiCl_2 can be formed in the reaction of 6.00 mol of Ni and 12.0 mol of HCl?

394

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Textbook Question

Balance the following equation, and tell how many moles of nickel will react with 9.81 mol of hydrochloric acid. Ni(s) + HCl(aq) → NiCl2(aq) + H2(g)

435

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Textbook Question

The following diagram represents the reaction of (red spheres) with (blue spheres):

How many moles of product can be made from 1.0 mol of A2? From 1.0 mol of B2?

491

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Textbook Question

Titanium metal is obtained from the mineral rutile, TiO2. The process requires multiple steps, as shown in the following reactions: TiO2(S) + 2 Cl2(G) + 2 C(s) → TiCl4(s) + 2 CO(g) TiCl4(s) + 2 Mg(s) → Ti(s) + 2 MgCl2(s) Write mole ratios to show the relationship between the reactants and products for each reaction.

619

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Textbook Question

Titanium metal is obtained from the mineral rutile, TiO2. The process requires multiple steps, as shown in the following reactions: TiO2(S) + 2 Cl2(G) + 2 C(s) → TiCl4(s) + 2 CO(g) TiCl4(s) + 2 Mg(s) → Ti(s) + 2 MgCl2(s) How many kilograms of rutile are needed to produce 95 kg of Ti?

446

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Textbook Question

Titanium metal is obtained from the mineral rutile, TiO2. The process requires multiple steps, as shown in the following reactions: TiO2(S) + 2 Cl2(G) + 2 C(s) → TiCl4(s) + 2 CO(g) TiCl4(s) + 2 Mg(s) → Ti(s) + 2 MgCl2(s) How many moles of TiO2 are needed to form one mole of titanium?

693

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Textbook Question

The chemical reaction of hydrogen with oxygen produces water. 2H₂(g) + O₂(g) → 2H₂O(g) c. How many moles of H₂O form when 2.5 moles of O₂ reacts?

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Textbook Question

When table sugar (sucrose, C12H22O11) is heated, it decomposes to form C and H2O. How many grams of carbon are formed by the breakdown of 60.0 g of sucrose?

1065

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Textbook Question

Although Cu is not sufficiently active to react with acids, it can be dissolved by concentrated nitric acid, which functions as an oxidizing agent according to the following equation: Cu(s) + 4 HNO3(aq) → Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l) Is 35.0 g of HNO3 sufficient to dissolve 5.00 g of copper?

506

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Textbook Question

Ethyl alcohol is formed by enzyme action on sugars and starches during fermentation. C6H12O6 → 2 CO2 + 2 C2H6O If the density of ethyl alcohol is 0.789 g/mL, how many quarts can be produced by the fermentation of 100.0 lb of sugar?

597

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Multiple Choice

The oxidation of chromium solid is represented by the following equation:

4 Cr (s) + 3 O₂ (g) → 2 Cr₂O₃ (s)

How many moles of chromium (III) oxide are produced when 34.69 g Cr reacts with excess oxygen gas?

The reaction of potassium chlorate and sucrose is given below:

8 KClO₃ + C₁₂H₂₂O₁₁ → 8 KCl + 12 CO₂ + 11 H₂O

If 2.33 x 10^-7 formula units of potassium chlorate are reacted, how many grams of carbon dioxide will be produced?

If the density of ethanol, CH₃CH₂OH, is 0.789 g/mL, how many milliliters of ethanol are needed to produce 4.8 g of H₂O in the following reaction?

CH₃CH₂OH (l) + 3 O₂ (g) → 3 H₂O (l) + 2 CO₂ (g)

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