4. Oxygen mask for producing oxygen in emergency situationscontains potassium su
ID: 679141 • Letter: 4
Question
4. Oxygen mask for producing oxygen in emergency situationscontains potassium superoxide, KO2. It reacts withcarbon dioxide and water in exhaled air to produced oxygen. a. Balance the following reaction. b. How much oxgyen is produced when 24.5g of superoxide isreacted? c. If a person wearing such a mask exhales 0.702gCO2/min, how many grams of KO2 are consumedin 25 minutes. 4. Oxygen mask for producing oxygen in emergency situationscontains potassium superoxide, KO2. It reacts withcarbon dioxide and water in exhaled air to produced oxygen. a. Balance the following reaction. b. How much oxgyen is produced when 24.5g of superoxide isreacted? c. If a person wearing such a mask exhales 0.702gCO2/min, how many grams of KO2 are consumedin 25 minutes.Explanation / Answer
a) 2 CO2(g) + 4KO2(s) --> 3O2(g) + 2K2CO3(s)
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