Question

dried raisins when kept in pure water swell up after some time. what is the reason for this change? what will happen if these raisins are put into concentrated saline solution?

Answer 1

because of osmosis
it will shrink if kept in saline water

Answer 2

when dreid raisins were kept in pure water they swell up because of diffusion or you can also say it osmosis.when these raisins are kept in concentrated saline water they will shrink