A zamboni used to clear an ice skating rink is operated for, Ask an Expert

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A Zamboni used to clear an ice skating rink is operated for 15 minutes and emits 200 g/min of CO. The skating rink has a volume of 30,000 m3, and a ventilation rate of 350 m3/min. Assume that the CO concentration in outdoor air is negligible and that the indoor concentration is zero before the Zamboni starts.

a) What is the concentration of CO in the rink after 15 minutes of Zamboni operation?

b) What is the concentration of CO one hour after the Zamboni has stopped?

c) What type of reactor is the ice rink?

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