document.write( "Question 847314: how much dextrose 70% should be mixed with 500 mL of dextrose 10% to make a 45% dextrose solution??
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document.write( "Im coming up with 272 Ml of the 70%. My book says it should be 700 mL..Typo?? \n" );
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Algebra.Com's Answer #510336 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! how much dextrose 70% should be mixed with 500 mL of dextrose 10% to make a 45% dextrose solution?? \n" ); document.write( "Im coming up with 272 Ml of the 70%. My book says it should be 700 mL..Typo?? \n" ); document.write( "------------------------- \n" ); document.write( "Equation: \n" ); document.write( "dex + dex = dex \n" ); document.write( "----- \n" ); document.write( "0.7x + 0.1*500 = 0.45(x+500) \n" ); document.write( "------ \n" ); document.write( "70x + 10*500 = 45x + 45*500 \n" ); document.write( "----------------------------- \n" ); document.write( "25x = 35*500 \n" ); document.write( "x = (7/5)(500) \n" ); document.write( "x = 700 ml (amt. of 70% solution needed) \n" ); document.write( "================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "--------------------- \n" ); document.write( " \n" ); document.write( " |