4.1 MOLE| STOICHIOMETRY| Chapter 4| Chemistry | Class 11| FBISE New Syllabus| NBF
Welcome to Chapter 4 of our chemistry series! In this video, we dive into Subtopic 4.1: The Mole, a fundamental concept in stoichiometry. The mole is a key unit in chemistry that allows us to count and measure particles, atoms, molecules, and ions in a substance. It serves as a bridge between the microscopic world of atoms and the macroscopic world we can measure in the lab. In this video, we will cover: What is a Mole? Understanding the definition of a mole and how it's used to count particles at the atomic or molecular level. Avogadro's Number: Learn about Avogadro's number (6.022 × 10²³) and how it relates to the number of particles in one mole of a substance. Molar Mass: Discover how to calculate the molar mass of different elements and compounds, and understand how it relates to the amount of substance in moles. Converting Between Grams and Moles: Master the process of converting between mass (grams) and moles using molar mass as a conversion factor. Applications of the Mole Concept: How the mole is used in chemical equations, determining reaction stoichiometry, and solving problems related to mass, volume, and particles. This foundational concept is essential for understanding more complex topics in chemistry, such as balancing equations and solving stoichiometry problems. Whether you're a high school student or just brushing up on your chemistry, this video will help you grasp the mole concept and its importance in chemical calculations. Don't forget to like, share, and subscribe for more chemistry lessons! #stoichiometry #mole #11thchemistry #federalboardchemistry #chapter4 Chapters 00:00 Mole 01:44 4.1.1 Molar Volume (Vm) 03:00 Example 4.1: 03:41 4.1.2 Molar Mass & Density of Gases 05:21 Example 4.2: 06:23 Concept Assessment Ex 4.1: 07:59 4.1.3 Stoichiometric Calculations & Mole Ratio: 09:37 Example 4.3: 12:12 Example 4.4: 13:27 Concept Assessment Ex 4.2: 16:40 4.1.4 Mole-Mole Calculation: 17:12 Example 4.5: 19:48 4.1.5 Mole-Mass Calculation Example 4.6: 22:20 Concept Assessment Ex 4.3: 28:12 Example 4.7: 31:50 4.1.6 Solution Stoichiometry: 32:51 Example 4.8: 34:41 Example 4.9: 37:04 Example 4.10: 39:11 Concept Assessment Ex 4.4:
