Grade 11 physics.anybody can help me~I will appreciate it

问题描述:

Grade 11 physics.anybody can help me~I will appreciate it
5.Atoms have diameters of about 1 x 10^-10 m.Red blood cells have diamaters of about 1 x 10^-5 m.How many atoms could lie side by side across a red blood cell?

10^5
原子直径1x10^-10 m,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