Foundations of Chemistry: Core Concepts and Stoichiometry — PickAClass
⏱ 2h 30m 📚 25 lessons 🎧 Audio version

Foundations of Chemistry: Core Concepts and Stoichiometry

Master essential chemical principles, the mole concept, and stoichiometry to build a rock-solid foundation for academic chemistry and competitive entrance exams.

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About this course

Starting your journey in chemistry can feel overwhelming when faced with complex formulas and abstract molecular concepts. This text-based course simplifies these fundamental ideas, breaking down the core principles of matter, measurement, and chemical reactions into clear, manageable steps. You will transition from memorizing formulas to truly understanding the quantitative relationships in chemical reactions, giving you the confidence to solve challenging problems systematically. What you'll learn: - Understand the classification of matter, atomic masses, and molecular formulas from first principles. - Master the mole concept and perform precise calculations involving molar mass and Avogadro's number. - Apply stoichiometry to determine limiting reagents and predict reaction yields accurately. - Calculate solution concentrations using molarity, molality, and mole fraction. - Analyze chemical equations using systematic problem-solving workflows. - Explore modern concepts of atom economy and green chemistry metrics in chemical reactions. The course begins with essential terminology, basic definitions, and laws of chemical combination before guiding you through hands-on calculation techniques and practical problem-solving strategies. It is designed specifically for beginners, high school students, and those preparing for competitive engineering or scientific entrance exams, requiring no prior advanced chemistry knowledge. Start reading today to unlock a clear understanding of chemical science.

Course contents

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • ⚡ Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Foundations of Chemistry: Core Concepts and Stoichiometry
Skills demonstrated
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Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
✓
A/B test design
Proficient
1.7 hrs
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Behavioral copywriting
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1.9 hrs
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PickAClass — Name Surname
Foundations of Chemistry: Core Concepts and Stoichiometry
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
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pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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