the half life of a given radioactive isotope is 5 minutes how many grams of 48 gram sample would remain after 20 minutes have el
apsed?
1 answer:
Answer:
3
Explanation:
the half life of a radioactive isotope is the amount of time one half of the isotope takes to decay
after 5 minutes the mass will be 24
after 10 minutes the mass will be 12
after 15 minutes the mass will be 6
after 20 minutes the mass will be 3
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Explanation:
I think the answer is this for a better check mass- mass ratio in stoichiometry lesson
Its period 5 from 5s25p6, with Xenon(54) as the noble gas. 2+6 = 8 electrons
54+8 = 62, or Sm.
Hello, Ginamuhs2!
The oxidizing agent in 2H2S + 3O2 → 2SO2 + 2H2O is the oxygen.
I hope this helps;)
Yes it does, its derived from the greek name for beryl, or beryllo
