What mass of precipitate (in g) is formed when 45.5 mL of 0.300 M Na3PO4 react with 42.5mL of 0.200 M Cr(NO3)3 in the following chemical reaction? Na3PO4(aq)+ Cr(NO3)3(aq) -> CrPO4(s) +3NaNO3(aq)

A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?

If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)

Match each statement with the state of matter it describes