What is the mass, in grams, of ch4 gas in a 5.00 l cylinder at a pressure of 781 torr and a temperature of 25.0 °c?

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.

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide