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The value of Delta(f)G^(@) for the forma...

The value of `Delta_(f)G^(@)` for the formation of `Cr_(2)O_(3)` is-540 kJ `"mol"(-1)` and that of `Al_(2)O_(3)` is - 827 kJ mol-¹. Is the reduction of `Cr_(2)O_(3)` possible with Al?

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