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Class 12 NEET Chemistry Electrochemistry Questions

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Question : 50 of 74
 
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Al2O3 is reduced by electrolysis at low potentials and high currents.If 4.0×104 amperes of current passed through molten Al2O3 for 6 hours,What mass of aluminium is produced ?
(Assume 100% current efficiency,at mass of Al=27gmol−1)
(2009)
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