CBSE Class 9
Free courses
Science
Matter - Nature & Behaviour
Lesson 3 of 7 • 6 upvotes • 9:03mins
In this lesson the concept of molecular mass has been explained with different examples and also how to write chemical formula.
7 lessons • 1h 2m
Atoms Molecules and Atomicity (in Hindi)
9:26mins
Atoms and Molecules (in Hindi)
9:10mins
Molecular Mass (in Hindi)
9:03mins
Mole Concept (in Hindi)
8:58mins
Numericals (in Hindi)
7:51mins
Structure of the atom
9:00mins
Valency
9:17mins