(ix) The ratio of nitrogen to oxygen in the air is
(a) 1: 4
(b) 4:1
(c) 3: 1
(d) 1:2
Answers
Answered by
1
Answer:
- (a) is ur ans..............!
Answered by
0
Answer:
(c) 3:1
Explanation:
the answer is = 3:1
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