Saved Bookmarks
| 1. |
Calculate the number of molecules of sulphur (S8) present in 128 g of solid sulphur.plzzzzzzzzanswer fast......... |
|
Answer» MOLAR MASS of SULPHUR molecule=8×32=256u NUMBER of MOLES of sulphur=Given mass/Molar mass =m/M=128/256=1/2 Number of moles of sulphur=given number of particles/Avagadro number or n=N/No or 1/2=N/6.022×10^2 3 or 2×N=6.022×10^23 or N=6.022×10^23/2=3.011×10^23 |
|