Question

How will you express moles of a substance in terms of (i) mass (ii) no. of particles (iii) volume?​

Answer 1

Answer:

(i) no. of moles= given mass/molar mass

(ii) no. of moles= no. of particles/Avogadro's no.

(iii) no. of moles= (volume* volume density)/ Avogadro's no.