The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain after 3000 years?

Q: The half-life of strontium-90 is 28 years. How long will it take a 56 mg sample to decay to a mass…

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Q: Yttirum-90 has a half-life of 64.10 hours. Given an initial mass of 622 grams of the sample, how…

A: Given information Half life t12=64.10 hours And the initial mass m0=622 grams We have to find the…

Q: Yttirum-90 has a half-life of 64.10 hours. Given an initial mass of 659 grams of the sample, how…

A: Half-life is the time required for a quantity to reduce to half of its initial value. The term is…

Q: The half-life of Carbon-13 is 5750 years. Samples taken at an excavation site show that a one…

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Q: A wooden artifact from an ancient tomb contains 20 percent of the carbon-14 that is present in…

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Q: Yttirum-90 has a half-life of 64.10 hours. Given an initial mass of 582 grams of the sample, how…

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Q: The half-life of a radioactive substance is 4000 years. How long will it take for the substance to…

A: Half-life of a radioactive substance  years. i.e.  Let original size of substance is , Then

Q: Nobelium is a radioactive isotope that has 25 seconds half-life. How long will it take for Nobelium…

A: The formula to calculate the amount of radioactive isotope is N=Noe-λt where N is the rest amount No…

Q: A radioactive substance has a half-life of 3000 years. If you start with 100 kg of it, how much will…

A: In 1 half life amount becomes half of its initial value. After n half life it becomes 1/2n of its…

Q: 40 grams of radioactive material decays to 35 grams in 20 years. Find the half-life.

A: In this question we need to find the half life of the given radioactive material

Q: Element X decays radioactively with a half life of 9 minutes. If there are 170 grams of Element X,…

A: Given- Element X decays radioactively with a half life of 9 minutes and there are 170 grams of…

Q: A toxic radioactive substance in the amount of 7 miligrams per square centimeters is detected in the…

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Q: A wooden artifact from an archeological dig contains 60 percent of the carbon-14 that is present in…

A: The amount of time taken to decay a substance follows exponential model P(t)=P0ekt. Here P(t)…

Q: Radium has a weight of 1.5 and a half life of 6 years. What is its weight after 3 years?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.