The charge carried by one electron is e = -1.6 × 10^-19 C. The number of excess electrons necessary to produce a charge of 1.0 C is A) 6.3 × 10⁶. B) 1.6 × 10¹⁸. C) 1.6 × 10¹⁹. D) 6.3 × 10⁹. E) 6.3 × 10¹⁸.

Question

Quizplus · Accepted Answer

To find the number of excess electrons needed to produce a charge of 1.0 C, divide the total charge by the charge of one electron: 1.0 C / 1.6 × 10^-19 C/electron = 6.25 × 10^18 electrons, which rounds to 6.3 × 10^18 electrons.

The Charge Carried by One Electron Is E = -1