document.write( "Question 946579: A chemist mixes 225 milliliters of a solution that is 39% acid with 25 milliliters of a solution that is 19% acid.\r
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document.write( "A, How many milliliters of acid are in the resulting mixture?\r
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document.write( "B, What percentage of the resulting mixture is acid?
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Algebra.Com's Answer #577527 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! A chemist mixes 225 milliliters of a solution that is 39% acid with 25 milliliters of a solution that is 19% acid. \n" ); document.write( ": \n" ); document.write( "A, How many milliliters of acid are in the resulting mixture? \n" ); document.write( "The resulting mixture is the sum of two solutions \n" ); document.write( "225 + 25 = 250 ml \n" ); document.write( ": \n" ); document.write( "B, What percentage of the resulting mixture is acid? \n" ); document.write( "let x = the percent of the resulting mixture in decimal form \n" ); document.write( ".39(225) + .19(25) = 250x \n" ); document.write( "87.75 + 4.75 = 250x \n" ); document.write( "92.5 = 250x \n" ); document.write( "x = 92.5/250 \n" ); document.write( "x = .37, 37% acid in the resulting mixture \n" ); document.write( " |