Chemistry, 17.01.2020 09:31, hipstergirl225
Ineed info regarding these guys and what they did to with the discovery of atoms. only answer if you i am doing an essay and need quite a bit of info.
here are the guys i need to know about (you can choose one or two to focus on):
democritus (400bc), john dalton (early 1800s), j. j. thomson (1898), ernest rutherford (1909), niels bohr (1913), erwin shrodinger (1930), and james chadwick (1931).
here are the main things i need to know:
were there experiences in his life that led to his interest in science and the study of the atom?
his work on the atom and its contribution to the modern atomic model.
which contributions are present in the modern atomic model and which were eventually disproven and thus are not part of the modern model.
Answers: 1
Chemistry, 22.06.2019 13:30, kassandrarosario1115
How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123
Answers: 1
Chemistry, 23.06.2019 03:50, timothymoles
Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products
Answers: 1
Ineed info regarding these guys and what they did to with the discovery of atoms. only answer if y...
Social Studies, 09.07.2019 04:30
Social Studies, 09.07.2019 04:30