问题标题:
【Grade11physics.anybodycanhelpme~Iwillappreciateit5.Atomshavediametersofabout1x10^-10m.Redbloodcellshavediamatersofabout1x10^-5m.Howmanyatomscouldliesidebysideacrossaredbloodcell?】
问题描述:
Grade11physics.anybodycanhelpme~Iwillappreciateit
5.Atomshavediametersofabout1x10^-10m.Redbloodcellshavediamatersofabout1x10^-5m.Howmanyatomscouldliesidebysideacrossaredbloodcell?
孙卫国回答:
10^5
原子直径1x10^-10m,红血球直径10^-5m.一个红血球上横排能放多少个原子?
10^-5/10^-10=10^5
点击显示
英语推荐
热门英语推荐