Suppose the wavenumber of the fundamental vibrational transition of 79Br81Br was measured to be 346.5cm-1. Calculate the force constant of the bond in SI units given the isotopic masses:(m(79Br)

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u. s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?