X Your answer is incorrect. According to the Law of Definite Composition, water contains 8 grams of oxygen for every 1 gram of hydrogen. Therefore, in 36 grams
of water there would be:

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

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?