How many grams of Br are present in 250. mL of 0.750 M AlBr3?

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc

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.

What is the percent by mass of oxygen in fe2o3