Why did J. J. Thomson reason that electrons must be a pare of the atoms of all elements?
A) Cathode rays are negatively charged particles
B) Cathode rays can be deflected by magnets
C) An electron is 2000 times lighter than a hydrogen atom
D) Charge-to-mass ratio of electrons was the same, regardless of the gas used
Answers: 3
Chemistry, 22.06.2019 00:00, dustinquiz255
1) this is the structure in the cell nucleus that houses a cell's genetic information
Answers: 3
Chemistry, 22.06.2019 06:00, jwood287375
When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?
Answers: 3
Chemistry, 22.06.2019 13:20, alejandra340
Can someone me with 3 and 4 plz. this is for masteries test.
Answers: 2
Why did J. J. Thomson reason that electrons must be a pare of the atoms of all elements?
A) Cathode...
English, 03.11.2020 14:00
History, 03.11.2020 14:00
Spanish, 03.11.2020 14:00
Chemistry, 03.11.2020 14:00
Mathematics, 03.11.2020 14:00
English, 03.11.2020 14:00
History, 03.11.2020 14:00