document.write( "Question 1035893: A chemist has 0.2 liters of an acid solution whose acid concentration is 65%. How many liters of pure water should be added to lower the concentration to 50%? \r
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Algebra.Com's Answer #650502 by robertb(5830)![]() ![]() You can put this solution on YOUR website! Let w = liters of water to add.\r \n" ); document.write( "\n" ); document.write( "==>0.65*0.2 + 0.00*w = 0.50*(0.2+w)\r \n" ); document.write( "\n" ); document.write( "==> 0.13 = 0.1 + 0.5w ==> 0.03 = 0.5w ==> w = 0.06 Liters of water should be added. \n" ); document.write( " |