Question

A polythene piece rubbed with wool is found to have negative charge of 3.6×10⁻⁷ C. If an electron has a mass 9.1×10⁻³¹ kg, find the mass transferred to polythene
a. 2.25x10¹⁰ kg
b. 6.25x10⁻¹⁸ kg
c. 2.05x10⁻¹⁸ kg
d. 4.15x10⁻¹⁸ kg