SOLUTION: 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
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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?
