What are some examples of HIGH resistance? Options:

narrow wire, less resistors, long wire

long wire, wide wire, more resistors

long wire, narrow wire, more resistors

wide wire, short wire, less resistors

Why is nh3 classified as a polar molecule

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.

An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons