document.write( "Question 1104843: A solution of acetone contains 20.0 % potassium chloride (KCl) by mass. When 320 g of the solution is left out, all of the acetone evaporates. How much potassium chloride is left behind?\r
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Algebra.Com's Answer #719556 by ikleyn(52908)\"\" \"About 
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document.write( "20% of the mass of 320 gram is 0.2*320 = 64 gram.\r\n" );
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