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A convenient way to produce very high purity oxygen in the laboratory is to decompose KMnO42KMnO42422If 2.50 L of O
(s) at high temperature according to the following chemical equation:
(s) → KMnO(s) + MnO(s) + O(g)
2(g) is needed at 1.00 atm and 20°C, what mass of KMnO4(s) should be decomposed? Assume the decomposition of KMnO4(s) goes to completion.
Please show your work.
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