document.write( "Question 942816: I have 65 gallons of H2O, 35 gallons of 9% sulfuric acid.
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document.write( "How much of the sulfuric mix do I have to add to the H2O to get a 0.26% concentration \n" );
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Algebra.Com's Answer #574779 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! I have 65 gallons of H2O, 35 gallons of 9% sulfuric acid. \n" ); document.write( " How much of the sulfuric mix do I have to add to the H2O to get a 0.26% concentration \n" ); document.write( "-------------- \n" ); document.write( "Equation: \n" ); document.write( "acid + acid = acid \n" ); document.write( "0.09x + 0*65 = 0.0026(x+65) \n" ); document.write( "---- \n" ); document.write( "Multiply thru by 10,000 to get: \n" ); document.write( "900x = 26x + 26*65 \n" ); document.write( "----- \n" ); document.write( "874x = 26*65 \n" ); document.write( "x = 1.934 gallons (amt of 9% to add) \n" ); document.write( "----------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=========== \n" ); document.write( " |