There are 2 gasses, A, B. They weigh 2.46g and 0.5g respectively, and the Volume of A is 3 times the volume of B. A has a molecular mass of 28. What could A be?
(A) NO2
(B) N2O
(C) N2O4
(D) N2O5

Respuesta :

Answer:

B

Explanation:

molecular mass of B is 28

Answer:

(B) N2O is the answer.....................