Question

The root mean square speeds at STP for the
gases H₂, N₂, O₂ and HBr are in the order :
(a) H2< N2< O2 < HBr
(b) HBr < O₂ < N₂ < H₂
(c) H₂ < N₂ = O₂< HBr
(d) HBr < O₂ < H₂ < N₂

Answer 1

Answer:

HEY✌

Explanation:

the correct answer is (b)

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