การดู
4:22
Hard & soft water | Environmental Chemistry | Chemistry | FuseSchool
8:42
Metals and Non Metals Class 10 Full Chapter (Animation) | Class 10 Science Chapter 3 | CBSE | NCERT
0:31
Hard Water and Soft Water
3:24
Soaps and detergents | Carbon and its compounds | Class 10 | Chemistry | Khan Academy
1:06
How Soap Works - 3D Animation
17:58
Acids Bases and Salts
2:56
Soaps and Detergents - Part 1 | Don't Memorise
6:19
Jkbose Class 10th English Solved Paper 🔥 | March Session Soft Zone 2023
