What is true about the distance between atoms sharing a bond a. increasing the distance between the atoms increases the potential enery of the molecule b. increasing the distance between atoms increases the kinetic energy of the molecule

Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium