Please wait...
Contact Us
Contact
Need assistance? Contact us on below numbers

For Enquiry

10:00 AM to 7:00 PM IST all days.

Business Enquiry (North)

Business Enquiry (South)

Business Enquiry (West & East)

OR

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this number

8788563422

Mon to Sat - 10 AM to 7 PM

Exercisee 3

Asked by rbhatt16 25th November 2017, 9:07 PM
Answered by Expert
Answer:
G i v e n colon
K a space equals space 2 cross times 10 to the power of negative 12 end exponent
left square bracket H S a c right square bracket space equals space 4 cross times 10 to the power of negative 4 end exponent m o l e s space i n space 200 c c space equals space space 4 cross times 10 to the power of negative 4 end exponent m o l e s space i n space 200 m l
l e t s space c o n v e r t space i t space t o space m o l e s space p e r space l i t space b y space
m subscript 1 v subscript 1 space equals space m subscript 2 v subscript 2
4 cross times 10 to the power of negative 4 end exponent space cross times space 200 space equals space m subscript 2 space end subscript cross times space 1000
m subscript 2 space end subscript equals space 8 cross times space 10 to the power of negative 5 end exponent m o l divided by l i t
p H space equals space 3 space f r o m space g i v e n space p H space l e t s space f i n d space left square bracket H subscript 3 O to the power of plus right square bracket
p H space equals space minus log space left square bracket H subscript 3 O to the power of plus right square bracket
3 space space space space equals space minus log space left square bracket H subscript 3 O to the power of plus right square bracket
log space left square bracket H subscript 3 O to the power of plus right square bracket space equals space minus 3 space space space space space space..... space b y space t a k i n g space a n t i log space w e space g e t space
left square bracket H subscript 3 O to the power of plus right square bracket space equals space 1 cross times 10 to the power of negative 3 end exponent

A s comma space K a space equals space fraction numerator space left square bracket H subscript 3 O to the power of plus right square bracket space left square bracket S a c to the power of minus right square bracket over denominator left square bracket H S a c right square bracket end fraction
space space space space 2 cross times 10 to the power of negative 12 end exponent equals space fraction numerator 1 cross times 10 to the power of negative 3 end exponent cross times left square bracket S a c to the power of minus right square bracket over denominator 8 cross times 10 to the power of negative 5 end exponent end fraction

left square bracket S a c to the power of minus right square bracket space equals space fraction numerator 2 cross times 10 to the power of negative 12 end exponent cross times 8 cross times 10 to the power of negative 5 end exponent over denominator 1 cross times 10 to the power of negative 3 end exponent end fraction

left square bracket S a c to the power of minus right square bracket space equals space 16 space cross times space 10 to the power of negative 14 end exponent space m o l divided by l i t
Answered by Expert 27th November 2017, 3:52 PM
Rate this answer
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Your answer has been posted successfully!

Free related questions

JEE QUESTION ANSWERS

Latest Questions

CBSE X Mathematics Surface Areas and Volumes
Asked by nsiddu2007 30th September 2020, 11:04 AM
CBSE XII Commerce Accountancy Cash Flow Statements
Asked by jasika367 30th September 2020, 10:50 AM
CBSE XI Commerce Economics
Asked by sharmamamta88137 30th September 2020, 10:38 AM

Chat with us on WhatsApp