1.

0.4g ofan organiccompoundgave0.188g ofsilverbromidebyhalogenestimationmaethodThepercentageof brominein thecompoundis ___.( At .Massof Ag =108 , Br=80)

Answer»

0.398
0.46
0.2
0.4

Solution :`0.188 " G of SILVER" -= (0.188xx80)/(188) =0.08g " of "Bra_2`
`therefore% of B r_2 =(0.08)/(0.4) xx 100=20`


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