Question

Which one of the following is the lightest? 

(a) 0.2 mol of H₂ gas 

(b) 6.022 × 10²² molecules of N₂ 

(c) 0.1 g of silver 

(d) 0.1 mol of O ₂(g) 

(e) 1 g H₂O

Answer 1

Correct option is : (c) 0.1 g of silver