How much pure water should be added to a 20% soap solution to make an 8% solution?
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Originally Posted by MKN How much pure water should be added to a 20% soap solution to make an 8% solution? Let there was x amount of solution initially so amount of soap in it is x/5 Let us add y amount of water to it so Percentage of soap is so 12x = 8y 3x=2y so y= 2x/3 Which means 0.67 times the initial amount of solution
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