document.write( "Question 47430: A chemist needs to strengthen a 15% acid solution so thta it contains 32% acid. How much pure acid should be added to 200 milliliters of a 15% solution in order to reach her goal? \n" ); document.write( "
Algebra.Com's Answer #31346 by checkley71(8403)\"\" \"About 
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200*.15+X=(200+X).32 OR 30+X=64+.32X OR X-.32X=64-30 OR .68X=34 OR X=34/.68 OR\r
\n" ); document.write( "\n" ); document.write( "X=50ML OF PURE ACID NEEDS TO BE ADDED.
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