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If air contains 78%N2 by volume ,what is the solubility of nitrogen in water at 25°©?Asked by Adonis
If air contains 78%N2 by volume ,what will be solubility of nitrogen im water at 25⁰c
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Answered by
DrBob222
C = pK
p = 0.78 atm since it is 78% by volume in air and air pressure is 1 atm.
Look up K for N2 @ 25 C in mols/L*atm. CAUTION. K is often given in other units too.
Solve for C in moles/L. If you want to convert to grams/L then grams = mols/L x molar mass = ?
Post your work if you get stuck.
p = 0.78 atm since it is 78% by volume in air and air pressure is 1 atm.
Look up K for N2 @ 25 C in mols/L*atm. CAUTION. K is often given in other units too.
Solve for C in moles/L. If you want to convert to grams/L then grams = mols/L x molar mass = ?
Post your work if you get stuck.
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