For any substance, how does Avogadro's number connect the atomic and macroscopic scales?
a
It describes the number of particles in one mole of a substance.
b
It describes the number of grams in one mole of a substance.
c
It describes the number of particles in one gram of a substance.
d
It describes the number of moles in one gram of a substance.
1 answer
a. It describes the number of particles in one mole of a substance.