Balancing equations C4H10(g) + O2(g) → CO2(g) + H2O(l)
Determine how many grams of water are produced when burning 1.49 g of butane, C4H10(g), with a butane lighter. Assume excess oxygen is present. __ g

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.