Report Abuse. You are self employed or independent contractor. You must file your tax return if your self employed income is $400 or more. You will report your income and expenses on schedule C or C-EZ (Form 1040). Then you put net income (or loss) on line 12 of Form 1040.eport Abuse. You are self employed or independent contractor. You must file your tax return if your self employed income is $400 or more. You will report your income and expenses on schedule C or C-EZ (Form 1040). Then you put net income (or loss) on line 12 of Form 1040.
Key points. 1  Bohr's model of hydrogen is based on the nonclassical assumption that electrons travel in specific shells, or orbits, around the nucleus. 2  Bohr's model calculated the following energies for an electron in the shell, nnnn:
In 1926 Erwin Schroedinger, schrÃ¶dinger An austrian, physicist took The bohr atom model one step. Further schroedinger schrÃ¶dinger used mathematical equations to describe the likelihood of finding an electron in a. Certain position this atomic model is known as the quantum mechanical model of. the atomn 1926 Erwin Schroedinger, schrÃ¶dinger An austrian, physicist took The bohr atom model one step. Further schroedinger schrÃ¶dinger used mathematical equations to describe the likelihood of finding an electron in a. Certain position this atomic model is known as the quantum mechanical model of. the atom