Answer:
E = 1.3*10^-18 J
Explanation:
E = hv
E = 6.626*10^-34 Js * 2 *10^15 s-1
E = 13.252*10^-19 J
2 ×10¹⁵ × 6.626 × 10^-34= 13.25 × 10^-19
= 1.3 × 10^-18
The energy associated with an electromagnetic wave is given by Planck's constant (6.626 x 10-34 Js) times its frequency.
