Assume the alveolar radii are 0.05 and 0.07 mm towards the end of exhalation. Knowingthat air flows from high to low pressures, calculate the pressure difference between thealveoli and justify why the smaller alveolus does not collapse.

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.

answerdmitry mendeleyev made a workable classification of the elements