In the si system of units, the mole is one of seven base units. it is frequently used in chemical calculations. however, a mole of something is just a particular quantity of it. it is not a unit of measure in the way that meters, seconds, and kilograms are. calculations performed with the number of moles of a substance could also be performed with the number of particles of a substance. based on this information, do you think that the mole should be considered a base unit in the si system? explain why or why not.