Li + e- ===> Li+
it looses its valence electron to form a uni-positive ion
Answer:
it's A endothermic its when two objects rub each other to form heat this is also known as friction force
Is this the answer you are looking for CuCO3=> CuO + CO2.
Zero is the value of water potential of pure water at atmospheric pressure.
The soda an air is most likely bubbling up and is going to explode.