Science, asked by swarup2k7, 6 days ago

2. The ratio of _ and _ in air is 1 : 4 by volume.

Answers

Answered by sa0476289

2

Answer:

The ratio of O2 and N2 in air is 1 : 4 by volume.

Answered by sujaybanerjee4

4

Answer:

oxygen and nitrogen.

is the answer.

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