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How many coulombs are required to produce 40.5 g of Al from molten Al_(2)O_(3) ? |
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Answer» Solution :`Al_(2)O_(3)hArr2Al^(3+)+3O^(2-)` `Al^(3+)+3etoAl` 27 G F 27 g of Al is PRODUCED from electricity `=3xxF` 40.5 g of Al will be produced from electricity `=(3F)/(27)xx40.5` =4.5 F `=4.5xx96500` =434250 C |
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