At 25°c, gas in a rigid cylinder with a movable piston has a volume of 145 ml and a pressure of 125 kpa. then the gas is compressed to a volume of 80. ml. what is the new pressure of the gas if the temperature is held at 25°c? (1) 69 kpa (3) 160 kpa
(2) 93 kpa (4) 230 kpa
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Ответ:
=> p1v1
v2
=> 125x145
80
=> p2=226.56kPa
This answer is expected as well, the volume decreases so the pressure will increase.
Ответ: