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the process of converting hydrated into anhydrous alumina is calleda)roastingb)smelting c)dressing d)calcination

christopher , 6 Years ago
Grade 11
anser 1 Answers
Varon

Last Activity: 6 Years ago

hello christopher
Option is D ie calcination because calcination is used for hydrated oxide ores or carbonate ores to convert them into suitable oxides 
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