Example questions for the critical item 8.

Critical item 8:

R = 0.08206 L atm K-1mol-1

1 Calculate how many moles there are in 50 L of gas at 25oC and 4.0 atm pressure.
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2 How many liters does 25.0 mol of an ideal gas occupy at STP?
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3 10.0 mole of gas occupies how many liters at 100oC and 50 atm pressure?
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1 ANS = 8.18 mol
 
 
 
 
 
  


2 ANS = 560 L       STP means 1 atm pressure and 0oC
  



 

3 ANS = 6.12 L