CBSE Class 11-science Answered

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Asked by brijk456 | 22 Aug, 2019, 11:00: AM

Expert Answer

In case of pheopthalien,

m e q space o f space M g open parentheses O H close parentheses subscript 2 space space plus space fraction numerator m e q space o f space M g C O subscript 3 over denominator 2 end fraction equals 1250 cross times 0.2 equals 250 space space space space space space space space space space space space space space space space............ left parenthesis 1 right parenthesis W h e n space m e t h y l space o r a n g e space i s space a d d e d space i n space s a m e space s o l u t i o n comma m e q space o f space M g open parentheses O H close parentheses subscript 2 space plus space m e q space o f space M g C O subscript 3 space equals 1250 cross times 0.2 plus 50 cross times 1 equals 300 space space space space space space space space space space space space space space space.............. left parenthesis 2 right parenthesis F r o m space e q u a t i o n space left parenthesis 1 right parenthesis space a n d space left parenthesis 2 right parenthesis space m e q space o f space M g open parentheses OH close parentheses subscript 2 space equals 200 fraction numerator w e i g h t space o f space M g open parentheses OH close parentheses subscript 2 over denominator 58.3 end fraction cross times 1000 equals 200 w e i g h t space o f space M g C O subscript 3 equals 5.83 space g m e q space o f space space M g C O subscript 3 space space space equals 100 2 cross times fraction numerator w e i g h t space o f space M g C O subscript 3 over denominator 84.3 end fraction cross times 1000 equals 100 w e i g h t space o f space M g C O subscript 3 equals 4.215 space g percent sign space o f space space M g open parentheses OH close parentheses subscript 2 space i n space s a m p l e equals fraction numerator 5.83 over denominator 5.83 plus 4.215 end fraction cross times 100 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 58 percent sign

Answered by Ravi | 23 Aug, 2019, 07:17: PM

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CBSE Class 11-science Answered

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