Saved Bookmarks
| 1. |
The number of atoms in 4.25 g of NH, is approximately29 |
|
Answer» Molecular mass of ammonia= 14+3=17 In 1 molecule (nh3) there are 1+3=4 atoms 1 mole (17 g) has Avogadro number of molecules 17 g= 1 mole 4.25g=4.25/17=0.25 moles 1 mole = 4×6.022×10^23 atoms 0.25 or 1/4 mole =6.022×10^23 atoms |
|