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Mathematics, 18.12.2020 14:00 Bwinig2021

I NEED HELP The half-life of radium-222 is approximately 38 seconds.

Determine a so that A(t)=A0a^t describes the amount of radium-222 left after t seconds, where A0 is the amount at time t=0.

ROUND TO SIX DECIMAL PLACES.

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I NEED HELP The half-life of radium-222 is approximately 38 seconds.

Determine a so tha...
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