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| Q. |
The charcoal used to decolorize brown sugar solution is |
| A. | Wood charcoal |
| B. | Coconut charcoal |
| C. | Animal charcoal |
| D. | Sugar charcoal |
| Answer» C. Animal charcoal | |
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Explanation: A special characteristic of animal charcoal is its power to remove substances from solution. A brown solution of raw sugar is decolourized when boiled with animal charcoal. Other substances that are similarly removed from solution are indigo, litmus, iodine, the colouiing-matter of red wine, the brown matter of peaty water or sewage, astringent principles, and certain basic salts, etc. |
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