The difference in number of protons between phosphorus and lithium.

State the formula for density in words and mathematical symbols

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

Which formula can be used to calculate the molar mass of hydrogen peroxide