Mg3N2(s) + 6H2O(l) → 3Mg (OH)2(s) + 2NH3(g When 36.0 g of H2O react, how many grams of NH3 are produced?

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

The arrangement of particles is most ordered in a sample of

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures