document.write( "Question 820746: \"Salt water\" refers to a mixture in which salt has been dissolved in water, with
\n" ); document.write( "no salt crystals remaining in the bottom of the container. When evaporation takes place, only
\n" ); document.write( "water leaves the solution, leaving all the salt in the remaining solution, or \"brine.\"
\n" ); document.write( "Suppose 100 cc of salt water are set out in the sun. The original solution was
\n" ); document.write( "99 % water. After a period of time a sufficient amount of water has evaporated so
\n" ); document.write( "that the brine solution is only 98 % water. How much water must have
\n" ); document.write( "evaporated?
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Algebra.Com's Answer #493695 by TimothyLamb(4379)\"\" \"About 
You can put this solution on YOUR website!
(0.01)100 = (0.02)(100 - x)
\n" ); document.write( "1 = 2 - (0.02)x
\n" ); document.write( "(0.02)x = 1
\n" ); document.write( "x = 1/(0.02)
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\n" ); document.write( "answer:
\n" ); document.write( "x = 50 cc
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