document.write( "Question 874273: 12 ml of a 51% acid solution was mixed with 4ml of a 87% acid solution. Find the concentration of the new mixture. \n" ); document.write( "
Algebra.Com's Answer #527417 by stanbon(75887)\"\" \"About 
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12 ml of a 51% acid solution was mixed with 4ml of a 87% acid solution. Find the concentration of the new mixture.
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\n" ); document.write( "Equation:
\n" ); document.write( "acid + acid = acid
\n" ); document.write( "0.51*12 + 0.87*4 = x(12+4)
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\n" ); document.write( "51*12 + 87*4 = x(1600)
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\n" ); document.write( "x = 0.60 = 60%
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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