What Wavelength (In $\mu$ M) Is Associated with the Paschen Series for N =

Multiple Choice

What wavelength (in $\mu$ m) is associated with the Paschen series for n = 4? (RH = 1.097 * 107 m-1)

A) 320
B) 530
C) 2.7
D) 1.9
E) 0.5