document.write( "Question 959171: Jennifer needs to make a solution that is 20% hydrochloric acid. If she must use all of the 25 mL of 40% hydrochloric acid she started with, then how much water needs to be mixed with the original solution? \n" ); document.write( "
Algebra.Com's Answer #586253 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Jennifer needs to make a solution that is 20% hydrochloric acid. If she must use all of the 25 mL of 40% hydrochloric acid she started with, then how much water needs to be mixed with the original solution? \n" ); document.write( "*** \n" ); document.write( "let x=amt of water to mix \n" ); document.write( "40%*25=20%(25+x) \n" ); document.write( "10=5+.20x \n" ); document.write( ".20x=5 \n" ); document.write( "x=25 \n" ); document.write( " how much water needs to be mixed? 25 mL \n" ); document.write( " |