The best way to generate small amounts of oxygen gas in a laboratory setting is by the
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The best way to generate small amounts of oxygen gas in a laboratory setting is by the decomposition of potassium permanganate:
Suppose that you are carrying out an experiment for which you need exactly 2.00 L of oxygen. Describe how you would determine the mass of potassium permanganate needed to obtain this amount of oxygen. What would you have to measure in your experiment in addition to this mass?
Transcribed Image Text:
2 KMnO4(s) → K₂MnO4(s) + MnO₂ (s) + O₂(g).
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The balanced chemical equation for the decomposition of potassium permanganate is 2 KMnO4 K2MnO4 MnO2 O2 This equation tells us that 2 moles of potass...View the full answer
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Related Book For
Chemistry For Engineering Students
ISBN: 9780357026991
4th Edition
Authors: Lawrence S. Brown, Tom Holme
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