document.write( "Question 377481: Lara, a pharmacist, has 60 mL of an 8% alcohol solution. How Much water should be evaporated so that the solution that remains is 10% alcohol? \n" ); document.write( "
Algebra.Com's Answer #268218 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let water evaporated be x ml \n" ); document.write( "... \n" ); document.write( "acid 8% ------60 ml \n" ); document.write( "... \n" ); document.write( "final quantity = 10% ----(60-x) \n" ); document.write( ".. \n" ); document.write( "60*8 = 10(60-x) \n" ); document.write( "480=600-10x \n" ); document.write( "10x=600-480 \n" ); document.write( "10x= 120 \n" ); document.write( "/10 \n" ); document.write( "x=12 ml should be evaporated. \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |