Under certain conditions, the substances diphosphorus pentoxide and water combine to form phosphoric acid. If 23.2 grams of diphosphorus pentoxide and 8.8 grams of water combine to form phosphoric acid, how many grams of phosphoric acid must form?

Which of these best describes an ionic bond?

Calculate the number of molecules present in 0.750 mol of mgo.

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?