A Metallic Object Holds a Charge of −2

Multiple Choice

A metallic object holds a charge of −2.9 × 10−⁵ C.What total number of electrons does this represent? (e = 1.6 × 10−¹⁹ C is the magnitude of the electronic charge. )

A) 1.8 × 10¹⁴
B) 2.4 × 10¹³
C) 6.1 × 10¹³
D) 4.2 × 10¹⁴