Answer:
a process that involves rearrangement of the molecular or ionic structure of a substance, as opposed to a change in physical form or a nuclear reaction.
Explanation:
Answer:
Agree
Explanation:
Theories are refined and then become laws and laws are somehow more important than theories. In science actually what a law is, is a descriptive generalization. So we talk about the laws of thermodynamics that tell you about heat under different circumstances.
Argon has 8 valence electrons. It's atomic number is 18, therefore, in the first shell there are 2, the second has 8 and the third also has eight.
Answer:
b,d
Explanation:
An ion is an atom with a difference in the amount of protons and elektrons.
Answer: Patrick was so sure he was a thief because why would you knock if it was your own room you would open the door. And he didn’t have a key to open the door.
Hope this helped
Explanation:
