On a cold day, you take in 4.2 L of air into your lungs at a ...

[magmichele12]

On a cold day, you take in 4.2 L of air into your lungs at a temperature of 0C.
 
  If you hold your breath until the temperature of the air in your lungs reaches 37C, what is the volume of the air in your lungs at that point, assuming the pressure does not change?
  A) 4.4 L B) 4.2 L C) 4.6 L D) 5.0 L E) 4.8 L

Question 2

The energy released by a certain reaction is enough to totally evaporate 125 kg of water at its boiling point. How much mass was lost during this reaction?
 
  (LF = 334,000 J/kg for water, c = 3.00  108 m/s)

[Sierray]

Answer to Question 1

E

Answer to Question 2

4.64  10-10 kg

[magmichele12]

Gracias!

[phuda]

Excellent