A hydrogen atom initially in the n = 6 state decays to the n = 2 state. The emitted photon is detected in a photographic plate. What is the wavelength of the detected photon?
The lowest level energy state of hydrogen is -13.6 eV. (h = 6.626 10-34 J s, 1 eV = 1.60 10-19 J, c = 3.00 108 m/s)
A) 1090 nm B) 93.1 nm C) 410 nm D) 93.8 nm
Question 2
If an atomic nucleus containing 64 nucleons has a mass density , what will be the expected mass density of a nucleus containing 512 nucleons?
A) 2 B) 8 C) 4 D) 16 E)
The iron atom of heme has six coordination bonds: four in the plane
Hydrogen Molecule
The atom.
Intensity and Wavelengths of Emitted Radiation
Bright-Line Spectra of Hydrogen and Helium
If 250. L of nitrogen reacts with 582 L of hydrogen by the reaction: N2(g) + 3 H2(g) 2 NH3(g), ...