197- The longest wavelength absorbed by the hydrogen atom in the ground state is how many nanometers? $\left(R_H = \dfrac{1}{100}\,\text{nm}^{-1}\right)$ (1) 25 (2) 100 (3) $\dfrac{400}{3}$ (4) $\dfrac{100}{3}$
\textbf{197-} The longest wavelength absorbed by the hydrogen atom in the ground state is how many nanometers? $\left(R_H = \dfrac{1}{100}\,\text{nm}^{-1}\right)$
(1) 25 \hfill (2) 100 \hfill (3) $\dfrac{400}{3}$ \hfill (4) $\dfrac{100}{3}$