Welcome to our Class 11 Chemistry lecture on Percentage Composition by Mass! In this important topic from Chapter 1 – Some Basic Concepts of Chemistry, we’ll break down how to calculate the percentage of each element in a compound by mass. Whether it’s water (H₂O), glucose (C₆H₁₂O₆), or calcium hydroxide (Ca(OH)₂), you’ll learn step-by-step methods, formulas, and tricks to solve numerical problems easily.What you’ll learn:
Concept of percentage composition
Formula: (Mass of element / Molar mass of compound) × 100
Solved examples with explanations
Real-life applications
This topic is crucial for both board exams and competitive tests like NEET and JEE. Don't forget to download the free notes and practice worksheet from the description!
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