# Problem: An oxygen tank of 500 L is 80 atm in a room 25°C and 1.0 atm is used for supplying oxygen to a patient. If the flow rate of oxygen coming out from the tank is set to me 1.00 L/s, about how long will this tank last for this purpose?a. 11 hrb. 5.5 hrc. 2.3 hrd. 16 mine. 8.3 min

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An oxygen tank of 500 L is 80 atm in a room 25°C and 1.0 atm is used for supplying oxygen to a patient. If the flow rate of oxygen coming out from the tank is set to me 1.00 L/s, about how long will this tank last for this purpose?

a. 11 hr

b. 5.5 hr

c. 2.3 hr

d. 16 min

e. 8.3 min

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Based on our data, we think this problem is relevant for Professor Savizky's class at COLUMBIA.