Which of these observations are not explained by kinetic-molecular theory?

Define dew point. i am writing this part to be able to ask the question

How can one make a supersaturated solution? (apex)

At 35.0°c and 3.00 atm pressure, a gas has a volume of 1.40 l. what pressure does the gas have at 0.00°c and a volume of 0.950 l? which equation should you use? p2= p1v1t2/t1v2what is the pressure of the gas? 3.92 atm these are the answers