I have attached the answer. hopefully, i read the problems correctly. let me know if I did not.
both problems are an example of beta decays. when an atoms' atomic number is increased by one. this is symbolized with -1 e
Answer:
the smallest mass of material that can sustain a chain reaction
Explanation:
Critical mass refers to the smallest possible mass of a fissionable material that can sustain a chain reaction
Answer:
B .it is an exothermic reaction
Explanation:
i need brainleyest
Answer:
i need a picture or more info to understand
The exact opposite end of the earth or 180degrees