विचारों
0:31
Hard Water and Soft Water
4:22
Hard & soft water | Environmental Chemistry | Chemistry | FuseSchool
3:08
Saponification: The process of Making Soap - MeitY OLabs
0:31
Hydrophobic Club Moss Spores
0:39
Touching mercury
9:24
Science Experiment | How to make soap | Saponification | Preparation of Soap in Lab | Sodium Soap
0:15
Chemical Clock Reaction
6:19
total alkalinity water test | phenolphthalein alkalinity | methyl orange alkalinity
