A sample of a metal is heated in air to produce a metal oxide. Use the data in the table to determine the mass of oxygen in the product. Mass of crucible 30.843 g
Mass of crucible and metal 31.157 g
Mass of crucible and product 31.397 g
mass:
g

What is the molar mass of potassium nitrate, kno3

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?

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".