SOLUTION: a solution contains 3% salt. How much water should be added to 20oz. of this solution to make a 1.2% solution?
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Question 1115904: a solution contains 3% salt. How much water should be added to 20oz. of this solution to make a 1.2% solution?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a solution contains 3% salt. How much water should be added to 20oz. of this solution to make a 1.2% solution?
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Equation:
salt + salt = salt
0.03*20 + 0*x = 0.012(20+x)
0.6 + 0 = 0.24 + 0.012x
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0.012x = 0.36
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x = 0.360/0.012
x = 30 oz (amt of water needed)
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Cheers,
Stan H.
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