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the gibbs energy of formation of Al2O3 & Cr2O3 are -847 & -540 KJ/mol.can Al be used to reduce CrO3 to Cr?explain

Asked by rishita gajbhiye 14th February 2011, 11:13 AM
Answered by Expert
Answer:
Yes Al can reduce Cr2O3 to Cr as the Value for Gibbs energy comes out to be negative.
Answered by Expert 21st February 2011, 2:48 PM
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