Which atomic model was proposed as a result of j. j. thomson’s work?
a. the plum pudding model
b. the indivisible atom model
c. an atom that had a lot of empty space
d. an atom that had a concentrated nucleus

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?