06:51 duration 6 minutes 51 seconds
Energy and Electron Movement
Energy; electron subshells; absorption; emission. Question: How do I determine what will happen to an electron upon absorption of energy?
04:01 duration 4 minutes 1 second
Empirical and Molecular Formulas*
Empirical and Molecular formulas; mass spectrometry. Question: How do I determine the molecular formula from the empirical formula?
04:18 duration 4 minutes 18 seconds
Frequency of a Spring
An explanation of the frequency of a spring.
05:19 duration 5 minutes 19 seconds
Frequency and Wavelength
Energy; plancks constant; frequency; wavelength; speed of light and sound. Question: How do I find the wavelength with a given frequency?