which statement best describes a mole?\nit is 12 units of a given substance.\nit contains 6.02×10²³ grams of…

which statement best describes a mole?\nit is 12 units of a given substance.\nit contains 6.02×10²³ grams of sodium chloride.\nit is the mass of 12 carbon atoms.\nit contains 6.02×10²³ particles of a given substance.
Answer
Brief Explanations:
A mole is a unit in chemistry. Avogadro's number, which is approximately $6.02\times 10^{23}$, represents the number of particles (atoms, molecules, etc.) in one - mole of a substance.
Answer:
It contains $6.02\times 10^{23}$ particles of a given substance.