document.write( "Question 756380: The nurse has 2.68 liter(s) of a solution that is 81.8% alcohol. How many liters of pure alcohol must she add to bring the solution up to a 94.8% concentration? \r
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Algebra.Com's Answer #460189 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
2680 ml. of the 81.8% alcohol.\r
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\n" ); document.write( "\n" ); document.write( "Using v=volume of the pure alcohol, 100%, the add,\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28%282680%2A81.8%2Bv%2A100%29%2F%282680%2Bv%29=94.8%29\"
\n" ); document.write( "Solve for v.\r
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\n" ); document.write( "\n" ); document.write( "\"2680%2A81.8%2Bv%2A100=94.8%2A2680%2B94.8%2Av\"
\n" ); document.write( "\"%28100-94.8%29v=%2894.8-81.8%29%2A2680\"
\n" ); document.write( "just continue until done.
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