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Plz solve it writing along with rxns
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Asked by vishakhachandan026 | 30 Apr, 2019, 15:56: PM
answered-by-expert Expert Answer
b a l a n c e d space I o n i c space r e a c t i o n space i s space minus space space space space space space space space C r subscript 2 O subscript 7 to the power of negative 2 end exponent space plus space 14 H to the power of plus space plus 6 I to the power of negative space space end exponent space rightwards arrow space 2 C r to the power of plus 3 end exponent space plus 7 H subscript 2 O space plus 3 I subscript 2 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 plus 12 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 plus 6 space space space space space space space space space space space space space space space space space space space space space space bold left parenthesis bold italic n bold minus bold italic f bold italic a bold italic c bold italic t bold italic o bold italic r bold space bold italic f bold italic o bold italic r bold space bold italic K subscript bold 2 bold italic C bold italic r subscript bold 2 bold italic O subscript bold 7 bold space bold equals bold space bold 6 right parenthesis A n d space s e c o n d space r e a c t i o n space minus space S subscript 2 O subscript 3 to the power of negative 2 end exponent space plus space 1 half I subscript 2 space space rightwards arrow space 1 half S subscript 4 O subscript 6 to the power of negative 2 end exponent space plus space I to the power of minus 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 plus 4 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 plus 5 space space space space space space space space space bold left parenthesis bold italic n bold minus bold italic f bold italic a bold italic c bold italic t bold italic o bold italic r bold space bold italic f bold italic o bold italic r bold space bold italic t bold italic h bold italic i bold italic o bold italic s bold italic u bold italic l bold italic p bold italic h bold italic a bold italic t bold italic e bold comma bold space bold space bold italic S subscript bold 2 bold italic O subscript bold 3 to the power of bold minus bold 2 end exponent bold space bold space bold equals bold 1 bold right parenthesis S o comma space E q u i v a l e n t space w e i g h t space o f space K subscript 2 C r subscript 2 O subscript 7 space equals space fraction numerator 294.18 over denominator 6 end fraction space equals space 49.03 A p p l y i n g bold space bold italic l bold italic a bold italic w bold space bold italic o bold italic f bold space bold italic c bold italic h bold italic e bold italic m bold italic i bold italic c bold italic a bold italic l bold space bold italic e bold italic q bold italic u bold italic i bold italic v bold italic a bold italic l bold italic e bold italic n bold italic c bold italic e space w e space h a v e comma m i l l i e q. space o f space 10 m l space K subscript 2 C r subscript 2 O subscript 7 space s o l u t i o n space equals space M i l l l i e q. space o f space i o d i n e space equals space m i l l i e q. space o f space S o d i u m space t h i o s u l p h a t e space equals 1 over 25 cross times 16 space equals space 0.64 S o comma space E q u i v a l e n t space o f space 10 m l space K subscript 2 C r subscript 2 O subscript 7 space equals space fraction numerator 0.64 over denominator 1000 end fraction equals space 0.00064 A n d space w e i g h t space p e r space 10 m l space o f space K subscript 2 C r subscript 2 O subscript 7 space equals 0.00064 cross times 49.03 space equals space 0.0313 g S o comma space C o n c e n t r a t i o n space o f space K subscript 2 C r subscript 2 O subscript 7 space i n space g divided by l space equals 0.0313 cross times 100 space equals 3.13 g divided by l
Answered by Sumit Chakrapani | 06 May, 2019, 11:54: AM

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