PLEASE HELP The charge on an electrons is -1.6x10 to the -19C. How many electrons are passing a given point in an electric circuit each second will give rise to a current of 4.0A?
My answer is:
Q=Ixt
-1.6x10^-19=4.0xt
4.0xt=-1.6x10^-19
=-1.6x10^-19x-6.2 divide by 4.0
=2.48x10^-19 or 2.5x10^-19