CBSE Class 11-science Answered
Vitamins C is essential fot prevention of scurvy combustion of 0.9g of vitamins C givez 0.2998g of Co2and 0.819g of H2OWhat is empirical formula of Vitamin C
Asked by jkatwara | 14 Oct, 2019, 12:21: PM
Mass of H2O should be 0.0819 g
Suppose vitamin is X.
![straight X space space space space space space plus thin space space space space straight O subscript 2 space rightwards arrow CO subscript 2 space space space plus space space space straight H subscript 2 straight O
0.200 space space space space space space space space space space space space space space space space 0.2998 space space space space space 0.0819
Molar space mass space of space CO subscript 2 space end subscript space equals 12 plus 2 cross times 16
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 44 space straight g
Amount space of space Carbon space in space 44 space straight g space of space CO subscript 2 equals 12 space straight g
Amount space of space Carbon space in space 0.2998 space straight g space CO subscript 2 equals 12 over 44 cross times 0.2998
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 space space space space space equals 0.0818 space straight g
Molar space mass space of space straight H subscript 2 straight O space equals 18 space straight g
Amount space of space hydrogen space in space 18 straight g space straight H subscript 2 straight O equals 2 space straight g
Ammount space of space carbon space in space 0.0819 space straight g space straight H subscript 2 space straight O space equals 2 over 18 cross times 0.0819 space straight g
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 space space space space space space space space space space space equals 0.0091 space straight g
percent sign space of space Carbon equals fraction numerator 0.0818 over denominator 0.2000 end fraction cross times 100 equals 40.9 percent sign
percent sign space of space hydrogen equals fraction numerator 0.0091 over denominator 0.200 end fraction cross times 100 equals 4.55 percent sign
percent sign space of space straight O equals 100 minus left parenthesis 40.9 plus 4.55 right parenthesis
space space space space space space space space space space space space space space space equals 54.55 percent sign
straight C space space space space space space space space space space space space space space space straight H space space space space space space space space space space space space space space space space space space space space straight O
40.9 space space space space space space space space 4.55 space space space space space space space space space space space space space 54.55
fraction numerator 40.9 over denominator 12 end fraction space space space space space space space space fraction numerator 4.55 space space over denominator 1 end fraction space space space space space space space space space space space space space fraction numerator 54.55 over denominator 16 end fraction space space space space
3.408 space space space space space space space space space space space 4.55 space space space space space space space space space space space space space space space 3.41
space space space space space space
After space dividing space by space 3.4
1 space space space space space space space space space space space space space space space space 1.33 space space space space space space space space space space space space space space space space space space space space space space space 1
1 cross times 3 space space space space space space space space space 1.33 cross times 3 space space space space space space space space space space space space space space space space space space 1 space cross times 3 space space space space space space space space space space space space space space space space space space
space space 3 space space space space space space space space space space space space space space space space space space space 4 space space space space space space space space space space space space space space space space 3 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
Vitamin space straight X space will space be minus space straight C subscript 3 straight H subscript 4 straight O subscript 3](https://images.topperlearning.com/topper/tinymce/cache/0f6f135fddcc125d43295b37c18e5b6a.png)
Answered by Ravi | 15 Oct, 2019, 15:16: PM
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