Table of contents

1. Intro to General Chemistry3h 48m
2. Atoms & Elements4h 16m
3. Chemical Reactions4h 10m
4. BONUS: Lab Techniques and Procedures1h 38m
5. BONUS: Mathematical Operations and Functions48m
6. Chemical Quantities & Aqueous Reactions3h 53m
7. Gases3h 49m
8. Thermochemistry2h 37m
9. Quantum Mechanics2h 58m
10. Periodic Properties of the Elements3h 9m
11. Bonding & Molecular Structure3h 29m
12. Molecular Shapes & Valence Bond Theory1h 57m
13. Liquids, Solids & Intermolecular Forces2h 23m
14. Solutions3h 1m
15. Chemical Kinetics2h 53m
16. Chemical Equilibrium2h 29m
17. Acid and Base Equilibrium5h 1m
18. Aqueous Equilibrium4h 47m
19. Chemical Thermodynamics1h 50m
20. Electrochemistry2h 42m
21. Nuclear Chemistry2h 36m
22. Organic Chemistry5h 7m
23. Chemistry of the Nonmetals2h 39m
24. Transition Metals and Coordination Compounds3h 16m

3. Chemical Reactions

Stoichiometry

General Chemistry

3. Chemical Reactions

Stoichiometry

Previous problemNext problem

Struggling with General Chemistry?

Join thousands of students who trust us to help them ace their exams!Watch the first video

Multiple Choice

What is stoichiometry?

The analysis of the color changes in chemical reactions.

The calculation of reactants and products in chemical reactions.

The measurement of the heat change in chemical reactions.

The study of the rates of chemical reactions.

Previous problemNext problem

Verified step by step guidance

Begin by understanding the term 'stoichiometry'. It originates from the Greek words 'stoicheion' (element) and 'metron' (measure), and refers to the calculation of quantities in chemical reactions.

Recognize that stoichiometry involves using balanced chemical equations to determine the relationships between reactants and products. This includes calculating moles, masses, and volumes.

Identify the key components of a balanced chemical equation: reactants, products, and their respective coefficients. These coefficients indicate the molar ratios necessary for the reaction.

Learn how to use these molar ratios to convert between moles of different substances in a reaction. This is essential for determining how much of each reactant is needed or how much product can be formed.

Understand that stoichiometry is fundamental in predicting yields, determining limiting reactants, and scaling reactions for practical applications in laboratory and industrial settings.