A cell can be prepared from copper and What is the Ecellfor the cell that forms from the following balf-reactions?

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Which of the following electromagnetic waves can create ions?

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.