Asked by Ariel

In the gravimetric determination of barium as BaCrO4, what weight of sample must be taken so that the weight of the precipitate in milligrams multiplied by 100 will equal the % Ba in the sample?
Answered by usman
50 ml of sample solution+10ml of 6M acetic acid+10ml of 3M of Ammonium acetate+heat to boiling+slight excess of 10% ammonium chromate solution+cool+filter+wash the ppt+weight+calculate the ba % in bacro4
Answered by vivian
in the gravimetric determination of barium in BaCrO4, what weight of sample must be taken so that the weight of the precipitate in milligrams multiplied by 100 will equal the % Ba in the sample?
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