1.

Explain the following observationsa) Aerated water bottles are kept under water during summer

Answer»

as CO2gas which is dissoved in the drink at very high pressure gets undissolved and occupy the surface above water inside the bottle.Excessive pressure due to this gas may lead to dangerous explosion.Hence the bottles are kept in water so as to lower the temperature and keep the CO2 gas dissolved in the drink

I need kept under water

read answer carefully..3rd last line.. kept in water and kept under water..is same right ?



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