Calculate the number of photons, from green light of mercury (ʎ = 4961 Å), required to do one joule of work.
A. 4524.2×1018/m3
B. 2.4961×1018/m3
C. 2.4961/m3
D. 2.4961/m
Answer:B
Calculate the number of photons, from green light of mercury (ʎ = 4961 Å), required to do one joule of work.
A. 4524.2×1018/m3 B. 2.4961×1018/m3 C. 2.4961/m3 D. 2.4961/m