The ph of water was initially 68 and was then raised to 80


One method to remove metals from water is to raise the pH and cause them to precipitate as their metal hydroxides.

(a) For the following reac-tion, compute the standard free energy of reaction:

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(b) The pH of water was initially 6.8 and was then raised to 8.0. Is the dissolved cadmium concentration reduced to below 100 mg/L at the final pH? Assume the temperature of the water is 25°C.

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Civil Engineering: The ph of water was initially 68 and was then raised to 80
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