Question

A mole is the quantity of a substance that contains the same number of particles as are present in 12gms of Carbon. True or False?

• A. True
• B. False

Answer 1

The correct option is A True

True. This is the definition of mole. Here carbon 12 isotope is used as the reference standard because this is the most abundant isotope found on earth. The further extension of this concept of mole is the Avogadro's law.