Stoichiometry of Solutions - Chemistry (Undergraduate Foundation)

Precision in volumetric analysis is the difference between experimental success and catastrophic failure in the laboratory. This course provides a rigorous mathematical framework for quantifying dissolved substances, beginning with fundamental concentration units like molarity and mass concentration before progressing to the principles of dilution and standard solution preparation. You will master the stoichiometric requirements of complex chemical interactions, including precipitation, acid-base neutralisation, and redox reactions, through a series of intensive worked examples covering advanced techniques such as back-titration and standardisation. Quantitative titration skills are the industrial standard for quality control and analytical research. Proficiency in solution stoichiometry allows for the exact determination of drug purity in pharmaceuticals, contaminant levels in environmental monitoring, and reactant concentrations in industrial chemical synthesis. Mastering these computational methods ensures the accuracy required for professional competency in any clinical or academic laboratory setting. By the conclusion of this course, you will be able to calculate precise concentrations from raw experimental data across multiple reaction types. You will acquire the technical ability to prepare primary standard solutions, apply dilution laws to reach target molarities, resolve limiting reagent problems in aqueous phases, and execute complex multi-step stoichiometric calculations for redox and back-titration scenarios. These skills are essential for converting laboratory observations into reportable analytical results. This course is a mandatory requirement for undergraduate students in Chemistry, Pharmacy, Biochemistry, and Chemical Engineering. It also serves as a critical computational review for laboratory technicians and research assistants preparing for technical certification or professional exams. Even for those in peripheral scientific fields, the rigorous logic and mathematical precision developed here provide a necessary foundation for any discipline requiring core analytical data processing.

3 hrs

Enrolment valid for 12 months

This course is also part of the following learning track. You may join the track to gain comprehensive knowledge across related courses.

CHM 101: General Chemistry I

This learning track delivers the complete NUC CCMAS curriculum for General Chemistry I. It is a comprehensive programme designed to build a robust, university-level foundation in modern chemistry. The track systematically covers all essential topics, from atomic theory, chemical bonding, and the states of matter, to the quantitative principles of stoichiometry, equilibrium, thermodynamics, and kinetics. This programme is for first-year undergraduates in science, technology, engineering, and mathematics (STEM) faculties who are required to take CHM 101. It is also essential for any student or professional globally who needs a rigorous and complete foundation in first-year university chemistry for further study or career development. This track delivers a full skill set in chemical theory and quantitative problem-solving. Graduates will be able to determine molecular structures, calculate reaction quantities, analyse the energetics and rates of reactions, and solve complex equilibrium problems. This programme provides the non-negotiable prerequisite knowledge for all subsequent chemistry courses and for any degree in the physical sciences, engineering, or medicine.

Course Chapters

1. Introduction

This chapter provides the roadmap for the course. It introduces volumetric analysis, or titration, as a major practical application of all preceding stoichiometric principles. Key learning objectives include: understanding the overall course structure and appreciating the role of titration as a fundamental technique in analytical chemistry.

Concept Overviews

1 Lesson

4:28

2. Composition of Solutions

This chapter establishes the quantitative basis for volumetric analysis by defining how substance amounts are expressed in liquid media. Precision here is mandatory, as these concentration units are the primary variables in all subsequent titration calculations and laboratory protocols. You will master four key objectives: defining and calculating molarity; determining mass concentration; performing precise dilution calculations; and interconverting between various concentration units to prepare accurate standard solutions.

Concept Overviews

2 Lessons

19:48

Problem Walkthroughs

1 Lesson

12:02

3. Dilution of Solutions

This chapter provides the mathematical and practical framework for reducing solution concentration without altering the total amount of solute. Precise dilution is a mandatory laboratory skill, as preparing working standards from concentrated stocks is standard practice in all volumetric analysis. You will master four objectives: applying the dilution equation; calculating stock volumes for target molarities; performing multi-step serial dilutions; and solving complex mixture concentration problems.

Concept Overviews

2 Lessons

24:29

Problem Walkthroughs

2 Lessons

12:15

4. Reactions in Solution

This chapter bridges pure concentration calculations and chemical reactivity by examining how dissolved substances interact. Understanding stoichiometric ratios within a liquid phase is critical for predicting product yields and determining chemical equivalence points in analytical procedures. You will master four objectives: applying mole ratios to solution-phase reactions; calculating precipitate mass; determining limiting reagents in aqueous systems; and computing theoretical yields from known molar concentrations.

Concept Overviews

2 Lessons

5:29

Problem Walkthroughs

8 Lessons

1:05:10

5. Conclusion

This final chapter synthesises all volumetric principles and stoichiometric calculations covered throughout the course. Mastery here is essential to validate your analytical precision and ensure readiness for advanced laboratory modules or professional certification exams. You will master three objectives: integrating concentration and dilution laws; resolving multi-step solution stoichiometry problems; and verifying computational accuracy through comprehensive practice questions.

Concept Overviews

1 Lesson

3:09