ICSE Class 9 Answered

c) one

Asked by rdk_kulkarni | 09 Mar, 2021, 09:00: AM

Expert Answer

To find the empirical formula of the compound. We will convert C, H, N percentage in simplest ratio.

C space space space space space space space space space space space space colon space space space space space space space space space space space space H space space space space space space space space space space space space space space space space space colon space space space N 75.92 space space space space space space space colon space space space space space space space space space space 6.32 space space space space space space space space space space space space space space space colon space space space space 17.76 D i v i d e space b y space a t o m i c space n u m b e r s fraction numerator 75.92 over denominator 12 end fraction space space space space space colon space space space space space space space space space space fraction numerator 6.32 over denominator 1 end fraction space space space space space space space space space space space space space space space colon space space space fraction numerator 17.76 over denominator 14 end fraction 6.32 space space space space space space space colon space space space space space space space space space space space 6.32 space space space space space space space space space space space space space space space space space colon space space space 1.26 F o r space s i m p l e s t space r a t i o space left parenthesis d i v i d e space b y space l e a s t space n u m b e r right parenthesis fraction numerator 6.32 over denominator 1.26 end fraction space space space space space space colon space space space space space space space space space space space fraction numerator 6.32 over denominator 1.26 end fraction space space space space space space space space space space space space space space space space colon fraction numerator 1.26 over denominator 1.26 end fraction 5 space space space space space space space space space space space colon space space space space space space space space space space space space space space space 5 space space space space space space space space space space space space space space space space space space space colon space space space space space 1 E m p i r i c a l space F o r m u l a space minus space C subscript 5 H subscript 5 N E m p i r i c a l space f o r m u l a space w e i g h t minus space 60 plus 5 plus 14 equals 79 n equals fraction numerator M o l e c u l a r space f o r m u l a space w e i g h t over denominator E m p r i c a l space f o r m u l a space w e i g h t end fraction equals fraction numerator 2 cross times 39.5 over denominator 79 end fraction equals 1 M o l e c u l a r space f o r m u l a minus C subscript 5 H subscript 5 N space space space space

Answered by Ravi | 09 Mar, 2021, 10:18: PM

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ICSE Class 9 Answered

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