half life of Uranium 238 is 12.5% then after three half life how much amount of Uranium 238 will left
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Answer:
217
Explanation:
because it has been a while and I will be in the 43 the 43 and I am a while ago but I will be in the 43 the same to you
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Answer:
Rate of Radioactive Decay
Element Mass Number (A) Half-life
Uranium 238 4.5 Billion years
Neptunium 240 1 hour
Plutonium 243 5 hours
Americium 245 25 minutes
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