calculate the mass of a photon with wavelength 3.6 A

Explanation

`lambda = 3.6 A^(0) = 3.6 xx 10^(-10)m`
Velocity of photon = velocity of light
`m = (h)/(lambda v) = (6.626 xx 10^(-34)Js)/((3.6 xx 10^(-10)m)(3 xx 10^(8)ms^(-1)))`
`=6.135 xx 10^(-33)kg`