Pregunta
The radioactive substance uranium-240 has a half-life of 14 hours. The amount
of a sample of uranium- 240
remaining (in grams) after
hours is given by the following exponential function.
Find the initial amount in the sample and the amount remaining after 30 hours.
Round your answers to the nearest gram as necessary.
Initial amount:
Amount after 30 hours: grams
remaining (in grams) after
Find the initial amount in the sample and the amount remaining after 30 hours.
Round your answers to the nearest gram as necessary.
Initial amount:
Amount after 30 hours: grams
Ask by Sanders Harper. in the United States
Mar 15,2025
Solución de inteligencia artificial de Upstudy
Respuesta verificada por el tutor
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Initial amount: 5600 grams
Amount after 30 hours: 1268 grams
Amount after 30 hours: 1268 grams
Solución

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Respondido por UpStudy AI y revisado por un tutor profesional
Como
Mind Expander
The initial amount in the sample, when
, can be found by substituting
into the function
:
Next, to find the amount remaining after 30 hours, substitute
into the function:
So, the initial amount is 5600 grams and the amount remaining after 30 hours is approximately 1266 grams.

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