Your finger does not shrink. Your skin soaks up water and gets larger. It makes it look like your fingers shrink but its just your skin that is larger.
Because the air expands during summer, which leads to the breaking of bottle; so to avoid this, it is kept under water.
A water reservoir is like a big storage or where water is kept quanityy for use By Lexi MI Under 15yrs A water reservoir is like a big storage or where water is kept quanity for use By Lexi MI Under 15yrs
White phosphorous is kept under water to prevent contact with air, which would cause it to burn spontaneously.
osmosis takes place
hi! did u mean y is phosphorous kept in water? den, its bcoz phosphorous is a highly reactive non-metal in air.
Because it will spontaneously react with the oxygen in the air.
Because the air expands during summer, which leads to the breaking of bottle; so to avoid this, it is kept under water.
sodium must be kept under kerosene
Germination dry pea seeds if they are soaked into water for few 24 hours are taken out and excess water is removed & that the seeds are kept covered with a wet cloth and wait for 2 to 3 days. The peas start germinating in this way but If the seeds are kept continuously under water the seeds will fail to respire and die. I hope that i have answered your question :-)
because it is highly reactive and spontaneously to combusts when expodes to the air.
so that it cannot react with water, as when sodium and water react it is violent, so the oil keeps the water away
An earhole will not shrink over a little bit of stretching.