Bleaching powder

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Bleaching Bowder

Transcript of Bleaching powder

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Bleaching Bowder

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Ca(oH)2

CL2

50 C

Reaction o bleaching bowder

Ca(oH )2 + cl2 ca + H20 o

cl

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Flow sheet-:

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Example

Ca(OH)2 + CL2 → CaOCl + H2O 74 71 91 18• M .w ?? 100• Amount of cl2 = (100 X 71)/91 = 78 ton/hr

• Mass of cl2 required to produce 100 ton of

Caocl =78 x106 g/hr

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Assume:-T=273 kP =1.013x10^5• P v =n R T• P v =M/M.W* R* T• 1 X V= (78 X106 /71)X 0.08206 X 273 • Volume of cl2 V=24.593 X 106 L/hr