DONT HAVE MUCH TIME 4 MIN
21. The number of protons in an element is called the number.
22....
Chemistry, 10.02.2021 17:50 xuzixin2004
DONT HAVE MUCH TIME 4 MIN
21. The number of protons in an element is called the number.
22. Irene Curie used as the source of alpha particles for her research.
23. Uranium goes through decay (a number) times to produce
Plutonium.
24. is a raw Uranium ore which was central to the discovery of radioactivity.
25. The was cited in the letter signed by Einstein as having ore with
high concentrations of U-235.
Answers: 1
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