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CBSE Class 11-science Answered

Solve the question in photo showing each step clearly
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Asked by Vidushi412 | 27 Apr, 2019, 05:37: PM
answered-by-expert Expert Answer
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SO subscript 3 space plus space straight H subscript 2 straight O rightwards arrow straight H subscript 2 SO subscript 4 Here comma space In space 118 percent sign space oleum space sample minus 18 straight g space of space straight H subscript 2 straight O space is space required space for space 80 straight g space SO subscript 3 It space simply space means space that space space in space 100 space straight g space oleum comma space 80 space straight g space of space SO subscript 3 space comma space end subscript 20 space straight g space of space straight H subscript 2 SO subscript 4 space is space present. straight x equals 20 over 98 space left parenthesis Molecular space mass space of space straight H subscript 2 SO subscript 4 equals 98 right parenthesis straight y equals 80 over 80 equals 1 fraction numerator straight x plus straight y over denominator straight x minus straight y end fraction equals fraction numerator begin display style 20 over 98 end style plus 1 over denominator 20 over 98 minus 1 end fraction equals negative 1.5 
Answered by Ravi | 30 Apr, 2019, 02:59: PM

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CBSE 11-science - Chemistry
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