document.write( "Question 620608: hi
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document.write( "Have a medicine that comes as a solution: 3% Aethoxysklerol medicine in 2ml.
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document.write( "Wish to have a concentration of 0.6% Aethoxysklerol.
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document.write( "How much saline would I need to add to the 2ml of 3% to get 0.6% concentration ??
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document.write( "Many thanks \n" );
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Algebra.Com's Answer #390296 by stanbon(75887) ![]() You can put this solution on YOUR website! Have a medicine that comes as a solution: 3% Aethoxysklerol medicine in 2ml. \n" ); document.write( "Wish to have a concentration of 0.6% Aethoxysklerol. \n" ); document.write( "How much saline would I need to add to the 2ml of 3% to get 0.6% concentration ?? \n" ); document.write( "--------- \n" ); document.write( "Equation: \n" ); document.write( "saline + saline = saline \n" ); document.write( "0.97*2 + x = 0.994(x+2) \n" ); document.write( "--- \n" ); document.write( "Multiply thru by 1000 \n" ); document.write( "970*2 + 1000x = 994x + 994*2 \n" ); document.write( "---- \n" ); document.write( "6x = 24*2 \n" ); document.write( "x = 4*2 = 8 ml (Amt of saline to add) \n" ); document.write( "====================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |