calculate number of molecules in CH4 in 80g of it Share with your friends Share 3 Gaurav Shukla answered this CH4 molar mass = 12+4 = 16g Moles = Given/Molar mass = 80/16 = 5 moles Number of particle = 5*6.022*1023 7 View Full Answer Radhika Verma answered this 3.011x10^24 -1 Asif Mohammed answered this total no. of atoms= one carbon atom + 4 hydrogen atoms = 5 atoms 0 Asif Mohammed answered this or u can fnd by one more way y he formula , n=m/M m=80g M= 16g therefore, n= 80/16= 5 atoms. -1