Which statement BEST describes why we use moles when measuring quantities of atoms and molecules?
A) Moles are used because they are units of mass.
B) Moles are used because a mole is the same as the atomic mass of an element.
C) Moles are used because atoms and molecules are too small to measure singly.
D) Moles are used because atoms and molecules exist in units of moles.
E) Moles are not involved in measuring quantities of atoms and molecules.

Question

Quizplus · Accepted Answer

Moles are used because individual atoms and molecules are extremely small and too numerous to measure individually for practical chemical calculations. The mole allows scientists to work with a manageable number of entities when conducting experiments or calculations.

Which Statement BEST Describes Why We Use Moles When Measuring