Calculate the number of molecules in 1.60 moles of SO2 a. 2.60 x 10-24 molecules
b. 102 molecules
C. 9.63 x 1023 molecules
d, 6.02 x 1023 molecules

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

Define a is a tiny pavket of energy

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.