A typical wavelength of infrared radiation emitted by your body is 26 mm (2.6×10⁻2 m). Find the energy per photon.
a) 8.56 × 10⁻²¹ J
b) 7.69 × 10⁻²¹ J
c) 9.82 × 10⁻²¹ J
d) 1.03 × 10⁻²⁰ J