Math, asked by divyanichatur05, 7 hours ago

the percentage of nitrogen in air 21/.

Answers

Answered by RaghavKasture10

6

Answer:

78% approximately

please mark my answer brainliest

Answered by himaanibafana2008

2

Answer:

False

Step-by-step explanation:

It's 78 %

twenty one percentage are for oxygen

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