# Problem: How many moles of oxygen are formed when 58.6 g of KNO 3 decomposes according to the following reaction? The molar mass of KNO3 is 101.11 g/mol.4 KNO3(s) → 2 K2O(s) + 2 N2(g) + 5 O2(g)A. 0.290 mol O2B. 0.580 mol O2C. 18.5 mol O2D. 0.724 mol O2E. 1.73 mol O2

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How many moles of oxygen are formed when 58.6 g of KNO 3 decomposes according to the following reaction? The molar mass of KNO3 is 101.11 g/mol.

4 KNO3(s) → 2 K2O(s) + 2 N2(g) + 5 O2(g)

A. 0.290 mol O2

B. 0.580 mol O2

C. 18.5 mol O2

D. 0.724 mol O2

E. 1.73 mol O2

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