What element forms an ion with an electronic configuration of [ Kr ] [Kr] and a − 2 −2 charge? element symbol:

When a neutral charge, comes into contact with a positive charge they repel each other nothing happens the neutral charge becomes negative they attract each other

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Does anyone have the answers to online physics course plato course physics, semester a v3.0