A neutral aluminum ball is to be given a net charge of by removing electrons

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Electric Force Field and Potential · Electric Force Field and Potential

Problem

A neutral aluminum ball is to be given a net charge of

+4.0\,\mu\text{C}

by removing electrons. Approximately how many electrons must be removed? (Use

e = 1.6\times10^{-19}\,\text{C}

.) (a)

1.6\times10^{13}

(b)

2.5\times10^{13}

(c)

6.3\times10^{12}

(d)

2.5\times10^{16}