Mercury Lamps Emit Blue Light With $\lambda$ = 436 NmWhat Is the Energy of These Photons in Joules?
A)4

Mercury lamps emit blue light with $\lambda$ = 436 nm.What is the energy of these photons in joules?

A) 4.56 * 10^-19 J
B) 4.56 * 10^-28J
C) 1.97 * 10⁴⁴ J
D) 2.19 * 10¹⁸ J
E) 2.19 * 10^-18 J