If 50 × 10²¹ Electrons Pass Through a 20-Ω Resistor in in 10

Multiple Choice

If 5.0 × 10²¹ electrons pass through a 20-Ω resistor in 10 min, what is the potential difference across the resistor?

A) 21 V
B) 32 V
C) 27 V
D) 37 V
E) 54 V