Physics, 30.05.2021 23:10 zamawi17

I have no idea so i'm screwed please help me Beryllium-11 has a half-life of 13.81 s. What percent of the initial sample will remain aft er 30.0 s?

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I have no idea so i'm screwed please help me Beryllium-11 has a half-life of 13.81 s. What percent...

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