Asked by Ana

A bicycle pump contains 250cm3 of air at a pressure of 90kPa, the volume is reduced to 200cm3. What is the pressure of the air inside the pump?
a. 75 kPa
b. 220 kPa
c. 112.5 kPa
d. 240.4 kPa
Answered by oobleck
Assuming the temperature does not change,
90*250 = 200P
Answered by Ana
Please explain what happen to the volume that was reduced to 200cm3?
Answered by oobleck
PV = kT
So, PV is constant. I just plugged in your numbers
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