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     ng. bisdns/mod/ibis/view.php?id=4731438 on, | c | | a search ing Jump to. ore Print Table Question 20 of 20 A 4.85 g sample of a solution as a mass percentage solution contains 1.75 g of acid. What is the concentration of the % acid  
  
  Solution
% weight by wieght=weight of substance/weight of whole samplex 100
1.75/4.85 x 100=36.08 % weight by wieght of acid in the sample

