Ametal plate has a binding energy of 350.0 kj/mol. if a photon with a wavelength of 275 nm strikes the surface, at what velocity will an electron be ejected?

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

Astate of matter all that has define volume and can flow is a(n)

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.