Elements are substances that contain only 1 kind of atom.
Answer:
0.7atm
Explanation:
3.5/5 because constant temperature
Thomson's model of the atom was called the plum pudding model. He discovered electrons, so he placed them in the atoms. This was before the nucleus was discovered.
Now, the current model is an atom that contains a positively charged nucleus (with both protons and neutrons), and negatively charged orbitals with electrons.
Answer:False
Explanation:
slow down/ meet and obstacle.
