27. please help

A result that emerged from Einstein's work is the expression E = pc, where p is the magnitude of the momentum of a photon. The magnitude of the momentum of a 1.30 x 10- ev photon Is ( 6.93 x 102 kg m/s () 8.20 x 10 1 kg-m/s () 4.33 x 10 kg-m/s () 2.08 x 10-17 kg m/s