A smartphone charger delivers charge to the phone, in the form of electrons, at a rate of -0.75 C/s. Part A: How many electrons are delivered to the phone during 42 min of charging?
a) 1.89 x 10¹⁴ electrons
b) 2.83 x 10¹⁴ electrons
c) 3.15 x 10¹⁴ electrons
d) 4.20 x 10¹⁴ electrons
