document.write( "Question 275411: In a chemistry class, 6 liters of 4% silver iodide solution must be mixed with 10% solution to get a 6% solution. How many liters of 10% solution are needed? \n" ); document.write( "
Algebra.Com's Answer #854100 by josgarithmetic(39782)\"\" \"About 
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volume total, \"v%2B6\"
\n" ); document.write( "v, the volume of the 10% to use\r
\n" ); document.write( "\n" ); document.write( "pure silver in the solution mixture, \"0.04%2A6%2B0.1%2Av\"\r
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\n" ); document.write( "\n" ); document.write( "final concentration, 6%\r
\n" ); document.write( "\n" ); document.write( "\"%280.1v%2B0.04%2A6%29%2F%28v%2B6%29=0.06\"\r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "\"0.1v%2B0.04%2A6=0.06%28v%2B6%29\"\r
\n" ); document.write( "\n" ); document.write( "\"0.1v%2B0.04%2A6=0.06v%2B0.06%2A6\"\r
\n" ); document.write( "\n" ); document.write( "\"0.1v-0.06v=0.06%2A6-0.04%2A6\"\r
\n" ); document.write( "\n" ); document.write( "\"%280.1-0.06%29v=6%280.06-0.04%29\"\r
\n" ); document.write( "\n" ); document.write( "\"v=6%28%280.06-0.04%29%2F%281-0.06%29%29\"
\n" ); document.write( "compute the expression.
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