document.write( "Question 761753: \"How much water must be added to a bottle of 840 cm^3 of acid which contains 10% of pure acid to obtain a solution of 7% pure acid?\" \n" ); document.write( "
Algebra.Com's Answer #463487 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! \"How much water must be added to a bottle of 840 cm^3 of acid which contains 10% of pure acid to obtain a solution of 7% pure acid?\" \n" ); document.write( "================= \n" ); document.write( "840*10 + x*0 = (840+x)*7 \n" ); document.write( " \n" ); document.write( " |