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    Exam 18: Hydrogen, oxygen, and Water
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    The High-Temperature Superconductor,YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7</sub> Can Be Prepared by the Reaction Shown
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The High-Temperature Superconductor,YBa2Cu3O7 Can Be Prepared by the Reaction Shown

Question 135

Question 135

Short Answer

The high-temperature superconductor,YBa2Cu3O7 can be prepared by the reaction shown below.
2 Y2O3 + 8 BaO + 12 CuO + O2 → 4 YBa2Cu3O7
How many liters of oxygen at 800°C and 1.00 atm are required to completely react with 452 g of Y2O3?

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