close
    why bubbles are emitted when a piece of chalk is immersed in water

    0  Views: 1149 Answers: 1 Posted: 12 years ago

    1 Answer

    Chalk is a porous material so it is not solid but has air cells in it, so when you immerse it in water the air is driven out. If you put the chalk in water for a few hours, no more air will come out as it is saturated. Try it.



    Top contributors in Physics category

     
    ROMOS
    Answers: 83 / Questions: 0
    Karma: 5790
     
    Benthere
    Answers: 7 / Questions: 0
    Karma: 3090
     
    jhharlan
    Answers: 39 / Questions: 0
    Karma: 2535
     
    Colleen
    Answers: 104 / Questions: 0
    Karma: 2475
    > Top contributors chart

    Unanswered Questions

    18winpoker
    Answers: 0 Views: 5 Rating: 0
    B52 Club
    Answers: 0 Views: 6 Rating: 0
    69vnjpnet
    Answers: 0 Views: 6 Rating: 0
    Thành Lập Công ty Offshore
    Answers: 0 Views: 4 Rating: 0
    nhaxequanghuy
    Answers: 0 Views: 4 Rating: 0
    X8Club mobi
    Answers: 0 Views: 9 Rating: 0
    > More questions...
    494703
    questions
    730761
    answers
    829999
    users