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CBSE Class 11-science Answered

The volume of water which must be added to 40 mL of 0.25 M oxalic acid solution to make it exactly decimolar is
Asked by gauthamkrishnam136 | 20 Jul, 2021, 01:09: AM
answered-by-expert Expert Answer
Given:
N1= 0.25N
V1= 40 ml
N2 = decimolar  = 0.1
V2 =?
 
straight N 1 straight V 1 space equals space straight N 2 straight V 2 straight V 2 space equals space fraction numerator straight M 1 straight V 1 over denominator straight M 2 end fraction space space space space space space space space equals space fraction numerator 0.25 cross times 40 over denominator 0.1 end fraction space space space space space space space space space space space space space equals space 100 ml Volume space of space water space added space equals space 100 minus 40 equals space 60 ml

Answered by Ramandeep | 20 Jul, 2021, 08:23: PM

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