Answer:
The chemical formula is I2F9
Explanation:
The option that would best contrast the real and the model atoms is letter "D. model of an atom is not as small as an actual atom". The size of an atom is said to be no more than 0.1 to 0.5 nanometers. The models are used to proper illustrate the atom's physical attributes. That is why, it needs to be bigger in size.
it should be B. solution; a liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent).
witch basically means it sorts it self out when left a lone, like soap and water when not touched or the oil in the dressings you get at the store. hope this helped :D
