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7:34
Hardness of Water | Class 11
2:25
Permutit method of softening of hard water
3:32
A machine in a soft drink factory fills 840 bottlesin six hours. How many bottles will it fill i...
3:01
A soft drink was bottled with a partial pressure of CO_2 of 3 bar over the liquid at room tempera...
7:06
Other Properties of Water
9:55
Working of a Thermos Flask
14:28
States of Matter : Solid Liquid Gas
4:06
A soft drink was bottled with a partial pressure of CO_(2) of 3 bar over the liquid at room temp...