Use the four-step procedure to solve the following problem. How much water must be added to a gallon of 10% saline solution to create a 2% solution?

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2015-11-02 03:03:58

We have 1 gallon of 10% saline. How much water (x liters of 0% saline) must be added to make a 2% saline solution? .10 * 1 + 0x = .02 * (1 +x) .1 = .02 + .02x .08 = .02x x = 4 gallons of water must be added

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