Why do eggs get bigger or smaller in different substances due to diffusion and osmosis

Which metal exist in liquid state and can be cut with knife ?

Is 9 correct? and can someone me with 10? it’s due tomorrow, you

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering