If the charge on an electron is 1.6 x 10¹⁹ coulombs, how many electrons should pass through a conductor in 1 second to constitute 1 ampere current?
a) 1.6 x 10¹⁹
b) 1.6 x 10¹⁸
c) 6.25 x 10¹⁸
d) 6.25 x 10¹⁷