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A 0.24g sample of compound of oxygen and boron was found by analysis to contain 0.096g of boron and 0.144g of oxygen . Calculate the percentage composition of the compound by weight?
Asked by kimayapatil | 22 Mar, 2012, 08:47: PM
answered-by-expert Expert Answer
%Composition of boron =0.096x100/0.24=40%
 
% composition of oxygen=.144/.24x100=60%
Answered by | 05 Apr, 2012, 04:16: PM

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