What is the speed at which molecules or atoms move dependent on temperature and state of matter.

According to the diagram; a) identify the anode of the cell and write the half-reaction that occurs there b) write the overall equation for the reaction that occurs as the cell operates c) calculate the value of the standard cell potential ,e cell. d)write the shorthand notation of the cell above e)indicate the flow of the electrons on the diagram

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom