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Q: You want to cool 1 Ibm of a solution containing 40 wt% NaOH at 170 F by diluting with chilled water at 40 F.

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Q: You want to cool 1 Ibm of a solution containing 40 wt% NaOH at 170 F by diluting with chilled water at 40 F. How much water must you add before the temperature is less than 100 F? An Enthalpy-Concentration diagram for NaOH solutions is on the Canvas site for your use

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