Question

the number of miles of oxygen in one litre of air containing 21% oxygen by volume under standard condition is​

Answer 1

Explanation:

At standard conditions, 1 liter of air at 21% oxygen possesses 0.21 L of oxygen. Since at STP 1 mole of gas occupies 22.4 L, simply divide 0.21/22.4, to arrive at 0.0094 moles of oxygen.

Answer 2

Answer:

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Explanation:

At standard conditions , 1 litre of air at 21% of oxygen possesses 0.21 L of oxygen.Since at STP one molecule of gas occupies 22.4 L, Simply divide 0.21/22.4,to arrive at 0.0094 molecules of oxygen