Verified answer

E = hν

h = Plank's constant = 6.6 × 10^-34 m²kg / s

v = frequency in Hz

E = 1.027 x 10^-24 Joules

v = E / h = 1.027 x 10^-24 / 6.6 × 10^-34 = 1.55 x 10^9 Hz

E=hv

v=E/h=1.027exp-24/ 6.626068 × 10-34 J/s