Which of the following has highest mass
50 g of iron
5 moles of nitrogen
1 g atom of silver
atoms of carbon
5 moles of nitrogen= 5 × 28 = 140g
Gram at. wt of Ag = 108g
Which of the following weighs the least? (a) 2 g atom of N (b) 3×1025 atoms of carbon (c) 1 mole fo sulphur (d) 7 g silver