How do you write balance equations Fe2 S3+O2-Fe2O3+SO2

What forms when chemical reactions combine pollution with sunlight?

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

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.