Biology, 09.11.2019 14:31 cowsareawesomeness

Radium has a half life of 1,620 years. in how many years will a 1 kg sample of radium decay and reduce to 0.125 kg of radium?

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Radium has a half life of 1,620 years. in how many years will a 1 kg sample of radium decay and redu...

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