What mass (g) of NO2 can be produced by combustion of 43.9 g of ammonia? Be sure to balance the reaction. __ NH3 + ___O2NO2 + H2O
a. 2.58 b.178
c. 119 d.0.954 e. 43.9

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.