Which statement best describes the properties of ionic

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Tell me the iupac names of the following alcohols:

Find the mass, in grams, of 5.00*10^23 molecules of f2