A mixture contains O₂ and N₂ in the ratio of 1 : 4 by the weight. The ratio of their number of moles is
Options
(a) 1 : 8
(b) 1 : 4
(c) 3 : 16
(d) 7 : 32
Correct Answer:
7 : 32
Explanation:
Ratio of moles of O₂ and N₂
= 1/32 : 4/28
= 7 : 32