1) What effect do the following changes have on the position of equilibrium (which way does the equilibrium shift) for this reversible, endothermic reaction?
PCI (g) + heath PC13(g) + C12 (2)
a) removal of PC1z, as it is formed
b) addition of Cl2
c) decrease in pressure
d) putting in an ice bath

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.