Using the following equation: 2NH3 + 3Cl2 --> N2 + 6HCl if you had 0.653 mol of HCl gas produced, how many g of ammonia gas was used?

Determine the wavelength of the light absorbed when an electron in a hydrogen atom makes a transition from an orbital in the n=3 level to an orbital in the n=7 level.

1) this is the structure in the cell nucleus that houses a cell's genetic information

Compare and contrast the bohr model and the electron cloud models of the atom.