donaldwaddy donaldwaddy

22-03-2021
Mathematics

contestada

the half-life of radium-224 is approximately 3.66 days. How much of a 5-gram sample of radium-224 would remain after 9 days? Round to three decimal places.

Respuesta :

23-03-2021

Answer:

Step-by-step explanation:

5×0.5^(9/3.66) = 0.9 gram

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