if a radioactive element has half life 1600 years. after how many years 25% of radioactive elements left
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after two half Life 25% of radioactive elements left
i.e; 1600+1600= 3200 years
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amitraja26:
you mean nothing changed in half life..... what ever be the decay.. like. 50% 80 %... etc
only 50% decay
ek or questions hai pls solved
half life 70 days given. After how much 1 gram left 0.25 gram
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