What would happen if friction suddenly disappears while you are driving a car? (full explanation)

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

Which is not true about oxygen-17 and oxygen-18?

Select all the correct answers. which three statements about electromagnetic radiation are true?