document.write( "Question 399003: A nurse wants to obtain 80 ml of a 7% solution of boric acid by mixing 9% and 12% solutions. How much of each should be used? \n" ); document.write( "
Algebra.Com's Answer #282619 by checkley79(3341)\"\" \"About 
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NO SOLUTION BECAUSE YOU CANNOT MIX 9% & 12% LIQUIDS & GET A 7% MIXTURE. \n" ); document.write( "
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