I’m pretty sure the answer is Barium. I hope it helps.
Answer: 11, Na, 23, 100, −9.529 ... phosphorus, 15, P, 31, 100, −24.441 ... manganese, 25, Mn, 55, 100, −57.706.
Explanation: Make me Brainelist
Coffee is acidic so the first one would be correct
Answer:
C: It is the difference between the total kinetic and potential energy in a system.
Explanation: