Question

Ques. (3) How many atoms of Hydrogen are in 67.2 lit. Of H2

At STP-

(1) 2.612× 1024 (2) 5.62×1024

(3) 4.612×1024 (4) 3.612×1024​

Answer 1

Answer:

Mole at STP=volume in liter ÷volume at STP So mole =67.2÷22.4 mole =3 now no of atom=mole. × Avogadro no. ans=6.022×10^23×3 =1.8×10^24