Frank adds 8.8 moles of helium to a balloon that already contained 4,51 moles of helium creating a balloon with a volume of 8.97 liters. What was the volume of
the balloon before the addition of the extra gas?"

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

Nonpoint source pollution is difficult to control because it

Rays from the sun are not considered matter true or false