Draw a lewis structure for XZ2 (X has 6 valence electrons, F has 7 valence electrons)

Five students had to answer the question how are elements arranged in a periodic tabledamon: i think the elements are arranged by increasing massflo: i think the elements are arranged according to their properties sienna: i think the elements are arranged by when their discovers kyle: i think the elements are arranged according to how common they areglenda: i don't agree with any of themwho is right

What produces wave a)sound b) heats c)transfer of energy d)vibrations

What energy is it when you flip on a switch on a lamp