document.write( "Question 423025: There are 90 ml of pure alcohol in a bottle of 750 ml of water and alcohol mixture .Find the amount of pure alcohol that must be added to obtain a new mixture that is 33% alcohol. \n" ); document.write( "
Algebra.Com's Answer #318667 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! 90/750=12% \n" ); document.write( "750(.12)+n(1.00)=.33(750+n) \n" ); document.write( "90+n=247.5+.33n \n" ); document.write( ".66n=157.5 \n" ); document.write( "n=157.5/.66=238.6363 \n" ); document.write( "You need 238.6363 ml of pure alcohol for your mix.. \n" ); document.write( " |