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ICSE Class 10 Answered

20th ques
Asked by lovemaan5500 | 26 Nov, 2017, 06:38: AM
answered-by-expert Expert Answer
The space formula space is comma space Fe left parenthesis SCN right parenthesis 3 space xH subscript 2 space straight O Let space us space consider space 100 space straight g space of space sample space contains space 19 percent sign space of space straight H 2 space straight O space Therefore comma space Fe left parenthesis SCN right parenthesis 3 space equals space 81 space straight g space Molecular space weight space of space Fe left parenthesis SCN right parenthesis 3 space equals 230 space Moles space of space Fe left parenthesis SCN right parenthesis 3 space equals space 81 over 230 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 0.352 Moles space of space water space equals 19 over 18 space space space space space space space space space space space space space space space space space space space space space space equals space 1.0555 Moles space of space water space per space space Fe left parenthesis SCN right parenthesis 3 space equals fraction numerator 1.0555 over denominator 0.352 end fraction 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 3 colon 1 The space formula space is comma space Fe left parenthesis SCN right parenthesis subscript 3 space 3 straight H subscript 2 straight O space
 
Answered by Varsha | 27 Nov, 2017, 12:36: PM

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ICSE 10 - Chemistry
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ICSE 10 - Chemistry
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Asked by Shrinivasdangi07 | 21 Mar, 2019, 10:34: PM
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Asked by pb_ckt | 20 Mar, 2019, 04:11: PM
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ICSE 10 - Chemistry
Calculate the relative molecular mass[molecular weight] of 290 ml of a gas A at 17 degrees celsius and 1520 mm pressure which weighs 2.73 gram at S.T.P.
Asked by johncena9384 | 26 Oct, 2018, 04:08: PM
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ICSE 10 - Chemistry
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Asked by yajay0441 | 27 Aug, 2018, 03:15: PM
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