please answer this

CBSE Class 11-science Answered

please answer this

Asked by Prashant DIGHE | 29 Feb, 2020, 09:50: PM

Expert Answer

Let the formula of unknown carbonate=XCO₃

_{$M o l e c u l a r space w e i g h t space o f space X C O 3 space equals left parenthesis x plus 12 plus 48 right parenthesis g equals left parenthesis 60 plus x right parenthesis g x space i s space t h e space a t o m i c space m a s s space of space element space space straight X percent sign space composition space of space carbon equals left square bracket 12 divided by left parenthesis 60 plus straight x right parenthesis right square bracket cross times 100 6.091 equals left square bracket 12 divided by left parenthesis 60 plus straight x right parenthesis right square bracket cross times 10060 plus straight x 0.0691 equals left square bracket 12 divided by 60 plus straight x right square bracket 0.0691 left parenthesis 60 plus straight x right parenthesis equals 12 3.6546 space plus space 0.06091 straight x equals 126091 straight x 0.06091 straight x equals 8.3454 straight x equals 137.01$}

Answered by Ravi | 01 Mar, 2020, 10:17: PM