Q.

Calculate the concentration of nitrogen present in the water. Assuming that the temperature is 25oC, total pressure is 1 atm and mole fraction of nitrogen is 0.78. KH fornitrogen =8.42×10−7M/mmHg

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya

a

4.99 M

b

4.99×10−2M

c

4.99×10−4M

d

None of the above

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

pN2=xN2×ptotal                       [∵1atm=760mmHg]pN2=0.78×1atm=0.78×760mm=592.8mmConcentration in solution=KH×pN2=8.42×10−7M(mm)−1×592.8mm=4.99×10−4M
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon