document.write( "Question 606614: A 5-quart solution of sulfuric acid and water is 60% acid. If a gallon of water is added, what percent of the resulting solution is acid?
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document.write( "A)3%
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document.write( "B)33 1/3%
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document.write( "C)40%
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document.write( "d)48%
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document.write( "E)50% \n" );
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Algebra.Com's Answer #382300 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! : A 5-quart solution of sulfuric acid and water is 60% acid. \n" ); document.write( " If a gallon of water is added, what percent of the resulting solution is acid? \n" ); document.write( ": \n" ); document.write( "Let x = per cent when a gallon of water is added \n" ); document.write( ": \n" ); document.write( "Change 1 gallon to 4 quarts \n" ); document.write( ": \n" ); document.write( "The amt of acid remains the same \n" ); document.write( "60(5) = x(5 + 4) \n" ); document.write( "300 = 9x \n" ); document.write( "x = 300/9 \n" ); document.write( "x = 33 |