A waste containing 50 mg/L of Zn2+ will be treated by hydroxide precipitation. Ca(OH)2 will be added
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Question:
A waste containing 50 mg/L of Zn2+ will be treated by hydroxide precipitation. Ca(OH)2 will be added to precipitate all but 1 mg/L of the zinc.
(a) How high the pH must be raised to accomplish this? (b) How much hydroxide sludge with water content of 94% is generated per liter of waste? (c) Calculate the theoretical amount of Ca(OH)2 required per liter of waste.
Related Book For
Chemistry The Central Science
ISBN: 978-0321696724
12th edition
Authors: Theodore Brown, Eugene LeMay, Bruce Bursten, Catherine Murphy, Patrick Woodward
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