document.write( "Question 473502: In chemistry class, 5 liters pf a 4% silver iodide solution must be mixed with a 10% solution to get a 6% solution . How many liters of the 10% solution are needed ? \r
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document.write( "Thank you for the help! \n" );
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Algebra.Com's Answer #324711 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! In chemistry class, 5 liters of a 4% silver iodide solution must be mixed with a 10% solution to get a 6% solution . How many liters of the 10% solution are needed ? \n" ); document.write( "---- \n" ); document.write( "Equation: \n" ); document.write( "iodide + iodide = iodide \n" ); document.write( "0.04*5 + 0.10x = 0.06(5+x) \n" ); document.write( "--- \n" ); document.write( "Multiply thru by 100 to get: \n" ); document.write( "4*5 + 10x = 6*5 + 6x \n" ); document.write( "4x = 2*5 \n" ); document.write( "x = 2.5 liters (amt. of 10% solution needed) \n" ); document.write( "================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================== \n" ); document.write( " \n" ); document.write( " |