document.write( "Question 1115407: how much quantity of water to be added in 100 kg HF of 70% to make it to HF 60%?\r
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Algebra.Com's Answer #730295 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! how much quantity of water to be added in 100 kg HF of 70% to make it to HF 60%? \n" ); document.write( "---------------- \n" ); document.write( "Add W kg. \n" ); document.write( "Then, \n" ); document.write( "100*70 + W*0 = (100+W)*60 \n" ); document.write( "Solve for W \n" ); document.write( " \n" ); document.write( " |