Download the app

Questions  

Based on acetic acid Ka=1.8×105 solution,

If the solution obtained in Q.99 is diluted 10 times, it pH becomes

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
a
4.75
b
3.75
c
5.75
d
6.25

Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

detailed solution

Correct option is A

MCH3COONa=82gmol1nCII3COONam/M0.82g/82gmol10.01molcCH3COONa=n/V=0.01mol/0.1L=0.1MpH=pKa+log[salt]/[ acid ]=log1.8×105+log(0.1/0.1)=4.75

from the given condition the solution is diluted 10 times. then 

The pH of buffer solution does not change on dilution.

 

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?

ctaimg

Create Your Own Test
Your Topic, Your Difficulty, Your Pace


test your sad image
knowledge
rocket icon 5 Questionscheck how much you know about a topic
clock icon 5 minsstand a chance to win up-to 100% scholarships
child image


phone icon
whats app icon