Sodium carbonate decahydrate crystals were left exposed on a watch glass for two days state the observation on the crystals after two days

Consider this initial-rate data at a certain temperature for the reaction described by

Find the mass, in grams, of 5.00*10^23 molecules of f2

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.