document.write( "Question 568328: You need to make 5 liters of a 12% acetic acid solution. Your lab stocks 5% and 20% acetic acid solutions. How many liters of each stock solution should you mix to make 5 liters of a 12% acetic acid solution? \n" ); document.write( "
Algebra.Com's Answer #366915 by mananth(16946) You can put this solution on YOUR website! ----------------- percent ---------------- quantity \n" ); document.write( "Acetic Acid type I 5 ----------------x liters \n" ); document.write( "Acetic acid type II 20 ----------------5-x liters \n" ); document.write( "Mixture 12.00% ---------------- 5 \n" ); document.write( " \n" ); document.write( "5x+20(5-x)=12*5 \n" ); document.write( " \n" ); document.write( "5x+100- 20x=60 \n" ); document.write( "5x-20x= 60-100 \n" ); document.write( "-15x=-40 \n" ); document.write( "/-15 \n" ); document.write( "x=2.67 liters 5.00% Acetic Acid type I \n" ); document.write( "2.33 liters 20.00% Acetic acid type II \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |