True when the boron control rods are lowered it slows the reaction
No, since they are the strongest type of ray only elements that are dense can block them.
Can you use a calculator? If so, demos works great for problems like these!
Answer:
yo gotta be more specific
Answer:
Compounds
Explanation:
Substances in which atoms of two or more elements are chemically combined are called compounds.
A compound is a substance formed when two or more elements are chemically joined.
