document.write( "Question 629162: In a chemistry laboratory the concentration of one solution is 10% of HCl and that of a second solution is 60% HCl. How many millilitres (mL) of the 10% solution should be used to obtain 50 mL of a 30% HCl solution?
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Algebra.Com's Answer #396076 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
\n" ); document.write( "Hi,
\n" ); document.write( " HCL = HCL
\n" ); document.write( " \".10x+%2B+.60%2850ml-x%29+=+.30%2A50ml\"
\n" ); document.write( "Solve for x,first multiplying thru by 100 if You like \n" ); document.write( "
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