Posted by Anonymous on .
In one model of the hydrogen atom, the electron revolves in a circular orbit around the proton with a speed of 2.9x10^6 m/s. Determine the radius of the electron's orbit.

Physics 
bobpursley,
centripetal force= electrical force
mv^2/r=kqq/r^2
solve for r. 
Physics 
Anonymous,
5.2 time 10^11