A 5.0 g piece of metal at 100c is cooled to 15c. It releases 318.3 J of heat in the process. Calculate the specific heat of the metal

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

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.

Air can be considered a mixture. which statement does not explain why?