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The decay constant of a radioactive element is -0.533 per minute. If a sample of the element weighs 50 grams, what will be its weight after two minutes? (probably a continuous decay formula of Ao (original
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The decay constant of a radioactive element is -0.533 per minute. If a sample of the element weighs 50 grams, what will be its weight after two minutes?

(probably a continuous decay formula of Ao (original amt) e to the power of rt

User Alessandro Pezzato
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y=50e^(-0.533*2)\approx17.2192\text{ g}
User Ryan Chou
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