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When the Following Reaction Took Place at 23

Question 71

Multiple Choice

When the following reaction took place at 23.8 °C and a pressure of 758 torr,3.90 L of O2(g) were collected.What mass of KClO3 decomposed? 2KClO3(s) When the following reaction took place at 23.8 °C and a pressure of 758 torr,3.90 L of O<sub>2</sub>(g) were collected.What mass of KClO<sub>3</sub> decomposed? 2KClO<sub>3</sub>(s) 2KCl(s) + 3O<sub>2</sub>(g) A) 163 g B) 19.6 g C) 13.0 g D) 39.1 g 2KCl(s) + 3O2(g)


A) 163 g
B) 19.6 g
C) 13.0 g
D) 39.1 g

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