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what is calcination and roasting???????
Answers
Answer: hlo calcination hota h kisi ke carbonate ko heat Krna in presence of oxygen to form carbon dioxide and respective oxide.
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Step-by-step explanation:
Roasting is a process of heating a sulfide ore to a high temperature in presence of air. It is a step of the processing of certain ores. More specifically, roasting is a metallurgical process involving gas–solid reactions at elevated temperatures with the goal of purifying the metal component.
Calcination, the heating of solids to a high temperature for the purpose of removing volatile substances, oxidizing a portion of mass, or rendering them friable. Calcination, therefore, is sometimes considered a process of purification. Calcination. Heat-treating. Roasting.
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