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Author Question: On a cold day, you take in 4.2 L of air into your lungs at a temperature of 0C. If you hold your ... (Read 128 times)

magmichele12

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on: Jul 29, 2018
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)


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Sierray

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Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

4.64  10-10 kg


magmichele12

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Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

cpetit11

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Reply 3 on: Yesterday
Wow, this really help

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