Respuesta :

Answer:

3.99 × 10 ^-28

Explanation:

In the equation of E = hc/λ, the h = 6.626 × 10^−34 J and c = 3 × 10^8 m/s

E =  6.626 × 10^−34 × 3 × 10^8 divided by 498

E = 3.99 × 10 ^-28