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If 61.5 L of oxygen at 23.0 ?C and an absolute pressure of 2.45 atm are...

If 61.5 L of oxygen at 23.0 ?C and an absolute pressure of 2.45 atm are compressed to 50.0 L and at the same time the temperature is raised to 58.5 ?C, what will the new pressure be?

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Answer #1

From given data

i) Initial pressure is

ii) Initial volume is

iii) Initial temperature is

iv) Final temperature is

v) Final volume is

From ideal gas equation, the relation between initial and final states is given by

  

substitute the known values,

  

  

Thus, the pressure after compression is

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