Chemistry, asked by abhayksj2004, 8 months ago

how much moles of oxygen are contained in one litre at S.T.P of air if its volume content is 21%.

Answers

Answered by priyapayal0011

1

Answer:

At STP 1 liter of a gas contains =1/22.4 mol . 21% of the 1 liter gas contains =21/100 x(1/22.4) mole. = 9.375 x 10^-3 mole. = 0.009375 moles.

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