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In a Self-Contained Breathing Apparatus, Potassium Superoxide, KO2, Reacts with Carbon

Question 9

Multiple Choice

In a self-contained breathing apparatus, potassium superoxide, KO2, reacts with carbon dioxide to form potassium carbonate and oxygen. Identify the limiting reactant and determine the amount of oxygen gas, in moles, that can be produced from 250 g of KO2 and 450 g of CO2. 4KO2(s) In a self-contained breathing apparatus, potassium superoxide, KO<sub>2</sub>, reacts with carbon dioxide to form potassium carbonate and oxygen. Identify the limiting reactant and determine the amount of oxygen gas, in moles, that can be produced from 250 g of KO<sub>2</sub> and 450 g of CO<sub>2</sub>. 4KO<sub>2</sub>(s) 2CO<sub>2</sub>(g) 2K<sub>2</sub>CO<sub>3</sub>(s) 3O<sub>2</sub>(g) A) potassium superoxide limiting, 4.75 mol B) potassium superoxide limiting, 1.53 mol C) potassium superoxide limiting, 2.64 mol D) carbon dioxide limiting, 1.53 mol E) carbon dioxide limiting, 2.64 mol 2CO2(g) In a self-contained breathing apparatus, potassium superoxide, KO<sub>2</sub>, reacts with carbon dioxide to form potassium carbonate and oxygen. Identify the limiting reactant and determine the amount of oxygen gas, in moles, that can be produced from 250 g of KO<sub>2</sub> and 450 g of CO<sub>2</sub>. 4KO<sub>2</sub>(s) 2CO<sub>2</sub>(g) 2K<sub>2</sub>CO<sub>3</sub>(s) 3O<sub>2</sub>(g) A) potassium superoxide limiting, 4.75 mol B) potassium superoxide limiting, 1.53 mol C) potassium superoxide limiting, 2.64 mol D) carbon dioxide limiting, 1.53 mol E) carbon dioxide limiting, 2.64 mol 2K2CO3(s) In a self-contained breathing apparatus, potassium superoxide, KO<sub>2</sub>, reacts with carbon dioxide to form potassium carbonate and oxygen. Identify the limiting reactant and determine the amount of oxygen gas, in moles, that can be produced from 250 g of KO<sub>2</sub> and 450 g of CO<sub>2</sub>. 4KO<sub>2</sub>(s) 2CO<sub>2</sub>(g) 2K<sub>2</sub>CO<sub>3</sub>(s) 3O<sub>2</sub>(g) A) potassium superoxide limiting, 4.75 mol B) potassium superoxide limiting, 1.53 mol C) potassium superoxide limiting, 2.64 mol D) carbon dioxide limiting, 1.53 mol E) carbon dioxide limiting, 2.64 mol 3O2(g)


A) potassium superoxide limiting, 4.75 mol
B) potassium superoxide limiting, 1.53 mol
C) potassium superoxide limiting, 2.64 mol
D) carbon dioxide limiting, 1.53 mol
E) carbon dioxide limiting, 2.64 mol

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