Click the increase/decrease mole and temperature. The volume is held constant and the pressure reflects the changes in moles and temperature.
Shared from Scratch 2 Offline Editor My 2nd Scratch and 2nd attempt at this SIM. Took some effort to figure out to get the clones to behave; but by looking at some examples I was able to figure it out. Thanks to the scratch wiki for enlightening me on the need for both a global and local ID variable for the clones.