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CBSE Class 12-science Answered

3.6M sulphuric  acid solution is 29%  sulphuric acid  {H2SO4}  . calculate  the  DENSITY of   the  solution 
Asked by pardeepkumar2281 | 13 May, 2018, 08:12: AM
answered-by-expert Expert Answer
Given colon Molarity space equals space 3.6 space straight M Molar space mass space equals space 98 space straight g Let space apostrophe straight d apostrophe space be space the space density Mass space of space straight H subscript 2 SO subscript 4 space present space in space 1 space litre space equals space 3.6 cross times 98 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space equals space 352.8 space straight g Density space equals space Mass over Volume space Mass space of space 1000 space ml space of space acid space space equals space open parentheses straight d cross times 1000 close parentheses percent sign space of space straight H subscript 2 SO subscript 4 space equals 29 percent sign fraction numerator 352.8 cross times 100 over denominator straight d cross times 1000 end fraction equals 29 fraction numerator 352.8 over denominator 10 straight d end fraction equals 29 352.8 equals 290 straight d straight d equals space space fraction numerator 352.8 over denominator 290 end fraction straight d equals space 1.21 space space straight g divided by ml
 
Density of solution is 1.21 g/ml.
Answered by Varsha | 14 May, 2018, 11:17: AM

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