What is the specific heat of a substance if removing 84.0 J of energy decreases the temperature of 4.0 g of the substance from 17.2°C to 22.4°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.

your answer is, orbit around the nucleus

it's a b and