The percentage by volume of oxygen in clean and dry air is approximately

asked Aug 22, 2021 189k views

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percentage of oxygen = 20.95%

TimJohnson answered Aug 24, 2021

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Answer:

$\huge\bf\underline{\underline{\pink{A}\orange{N}\red{S}\green{W}\purple{E}\blue{R}}}$

ONLY 20.95% IN THE AIR

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Gtaborga answered Aug 26, 2021

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