The one that is not a compound is Cl
Answer:
Second one
Explanation:
I think it's the second cause there's no energy w/o heat. So it's the second.
The answer to the question is radium (Ra)
Answer:
Amerigo Vespucci, was the first European to reach the Caribbean Islands.
Please select the best answer from the choices provided
T
F
Explanation:
The nuclear reaction occurring is known as alpha-decay, and during this process, an alpha particle is released from a heavy radioactive nucleus to form a lighter more stable nucleus. The alpha particle is equivalent to a helium nucleus, which means it contains 2 protons and two neutrons (net charge of +2)
The decay equation is:
Rn → Po + α