If 10^{-4} {\dm}^3 of water is introduced into a 1.0 {\dm}^3 flask to 300 {\K}, how many moles of water are in the vapour phase when equilibrium is established ?(Given: Vapour pressure of {\H}_2 {\O} at 300 {\K} is 3170 {\Pa} ; {\R}=8.314 {\J} {\K}^{-1} {\mol}^{-1} )

Question

If 10^{-4}  {\dm}^3 of water is introduced into a 1.0  {\dm}^3 flask to 300  {\K}, how many moles of water are in the vapour phase when equilibrium is established ?(Given: Vapour pressure of  {\H}_2  {\O} at 300  {\K} is 3170  {\Pa} ;  {\R}=8.314  {\J}  {\K}^{-1}  {\mol}^{-1} )

Examsnet · Accepted Answer

Correct Answer is : 1.27×10−3‌mol

AIEEE 2010 Solved Paper