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The average human takes in about 400 mL of air while breathing normally. If the

ID: 788769 • Letter: T

Question

The average human takes in about 400 mL of air while breathing normally. If the weather ouside is a frightful 240 kelvins (-27.4 oF), how would this volume of air change as it warms in the lungs to body temperature of 310 kelvins?

It would increase to 517 mL.

5 atm


1 L

A. It would increase to 485 mL B.

It would increase to 517 mL.

C. It would decrease to 332 mL D. It would decrease to 285 mL

Volume of gas in a balloon increased from 5 L to 15 L. The initial temperature of gas in the balloon was 250 kelvins. What was the temperature of the air in the balloon AFTER its volume increased? A. 500 K B. 50 K C. 750 K D. 250 K


When the temperature of air in a car tire increased 3-fold, its folume ___________ A. Increased 6-fold. B. Did not change. C. Decreased 3-fold. D. Also increased 3-fold.

Five liters of gas at a pressure of 1 atm were compressed to a new volume of 1  liter.  What is the pressure of the compressed gas? a. 1 atm b. 2 atm c. 3 atm d. 4 atm e.

5 atm


What was the intitial volume of a baloon that was transferred from the bottom of a lagoon (pressure of 3 atm) to the sea level (pressure of 1 atm) if the final volume of the baloon is 6 liters? A.

1 L

B. 2 L C. 3 L D. 4 L E. 5 L
A baloon containing 4 liters of helium at a pressure of 3 atm was transferred from the bottom of a lagoon to the see level (pressure of 1 atm).  The baloon changed its volume to ..... A. 1 L B. 2 L C. 6 L D. 8 L E. 12 L

Explanation / Answer

1)

It would increase to 517 mL.


2)


3)Also increased 3-fold.


4)2 atm


5)2 L


6)12L

It would increase to 517 mL.

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