Question

Mass of 0.5 mole of H2 gas = ....... (A) 2 gm (B) 1 gm (C) 0.2 gm (D) 0.1 gm​

Answer 1

Answer:

b) 1 g

Step-by-step explanation:

1 mole of H2 gas = 2 g

So, 0.5 mole of H2 gas = 1 g