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)\"\" \"About 
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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?
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\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
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