On a certain day, the high temperature in city A was 100° F. On the same day, the high temperature in city B was -29° F. What was the difference in temperature between city A and city B?

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.

Ab c or d ? i’m not sure what the answer is

What is the most common form of matter in the universe