equivalent weight of Cr in Cr2O3
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Explanation:
Chromic oxide structure – Cr2O
The exact mass and the monoisotopic mass of Chromium (3+) oxide is 151.866 g/mol. The number of hydrogen bond acceptors equals to three and the number of hydrogen bond donors equals to zero.
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Answer:
17.33
Explanation:
Cr mass number =51.99(Approximately 52)
Cr valency=3
Equivalent weight = Atomicweight/Valency
=52/3
=17.33
(or)
Cr2 mass number =52×2
Cr2 valency =3×2
=52×2/3×2
=52×3
=17.33
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