Models are used to show which qualities of a compound’s chemical structure?
a bond angles
b element color
c bond length
d both a and c

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half