A 23.6 g sample of Na3PO4 (molar mass 163.94 g/mol) is dissolved in enough water to produce 750. mL of solution.
Calculate the concentration of Nations in solution.

How many grams of aluminum will there be in 98g of al2o3?

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .

Once similarity and one difference between a mixture of elements and a mixture of compounds