H ow many grams of oxygen are formed when 6.21 moles of KOH are formed? 4 KO(s) + 2 H2O(l) ? 4...

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Question

How many grams of oxygen are formed when 6.21 moles of KOH are formed?
4 KO(s) + 2 H2O(l) ? 4 KOH(s) + O2(g)

Answer 1

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Answer #1

6.21 moles KOH can be converted to moles O2

6.21 mol KOH * 1molO2/4molKOH * 32g/mol O2

=49.7g of O2

Answer 2

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