Radioactive Decay The half-life of titanium-44 is 63 years.How long will it take 200 grams to decay to 75 grams?Round to one decimal place.

Q: An unknown radioactive element decays into non-radioactive substances. In 1000 days the…

A: Radioactive elements follow the law of natural decay. That means the rate of decay of a radioactive…

Q: Radioactive radium has a half-life of approximately 1,599 years. The initial quantity is 17 grams.…

A: A(t)=A0(0.5)th A0 is the initial valueh is the half lifeA(t) is the amount after a time of t .

Q: The half-life of Radium-226 is 1590 years. If a sample contains 400 mg, how many mg will remain…

A:

Q: antity of U-232 remains after 30 yea

A: The quantity remains after 30 years is 75%. It is given that AA0=0.75 , t=30 years. The equation…

Q: 9. Radioactive Decay The half-life of radium is 1690 years. If 10 grams is present now, how much…

A: The half-life of any substance represents the time required by that substance to reduce to half of…

Q: The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain…

A:

Q: The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain…

A: Given, If the half-life of radium-226 is 1590 years. The initial amount of sample=200mg.

Q: A wooden artifact from an ancient tomb contains 30 percent of the carbon-14 that is present in…

A:

Q: half-life of radium is 1690 years. If 90 grams are present now, how much will be present in 9 grams…

A: Given that: Half life of radium = 1590 years.90 gms radium is present.

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16e-0.000121t…

A:

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16 e -0.000121t…

A:

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16e-0.000121t…

A: Given:

Q: The half-life of Radium-226 is 1590 years. If a sample contains 400 mg, how many mg will remain…

A:

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16e-0.000121t…

A: Given decay equation is A=16e-0.000121t. Given year is 5715 years. Consider t  = 5715.

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16 e -0.000121t…

A:

Q: The half - life of the radioactifive substance Carbon- 14 is approximately 5750 years. Suppose an…

A: Given that the half-life of the radioactive substance carbon-14 is approximately 5750 years. Suppose…

Q: Uranium 235 is used as fuel for some nuclear reactors. It has a half-life of 710 million years. How…

A:

Q: The half-life of Radium-226 is 1590 years. If a sample contains 500 mg, how many mg will remain…

A: Given: The half life of Radium- 226 is 1590 years. If a sample contains 500 mg. To find: How many mg…

Q: An artifact originally had 16 grams of​ carbon-14 present. The decay model A=16 e-0.000121t…

A: Decay model

Q: The half-life of Radium-226 is 1590 years. If a sample contains 500 mg, how many mg will remain…

A: Given: Initial Value = 500 mg Half life  = 1590 years y=y0erty02=y0e1590re1590r=0.5

Q: Twenty percent of a radioactive substance decays in ten years. By what percent does the substance…

A: We have to find the percent the substance decay each year.

Q: The half-life of Radium-226 is 1590 years. If a sample contains 400 mg, how many mg will remain…

A:

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A= 16 e-0.000 1211…

A: given  A=16e-0.000121t

Q: The half-life of Radium-226 is 1590 years. If a sample contains 200 mg, how many mg will remain…

A: We know the half-life formula is: Nt=N012tt1/2 where we have: N(t) = Quantity of substance remaining…

Q: An unknown radioactive element decays into non- radioactive substances. In 320 days the…

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Q: The half-life of a radioactive kind of xenon is 9 hours. If you start with 32 grams of it, how much…

A:

Q: The half-life of a radioactive kind of americium is 16 hours. If you start with 1,320 grams of it,…

A: Radioactive decay

Q: The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain…

A:

Q: Radioactive Decay The half-life of cobalt is 5.27 years. If100 grams of radioactive cobalt is…

A: So the fraction of cobalt let after t years is(1/2)^(t/5.27)so the amount of the 100g left after t…

Q: Cobalt-60 has a half-life of 5.24 years. a. Find the mass that remains from a 100-mg sample after 20…

A: (a) Consider the mass remains from m0 mg sample after n years as m(t). The exponential equation can…

Q: Radioactive Decay The half-life of radium is 1690 years.If 10 grams is present now, how much will be…

A: Given that, the half-life of radium is 1690 years, and the amount present is 10 grams.   The…

Q: An artifact originally had 16 grams of carbon-14 present. The decay model A = 16 e -0.000121t…

A:

Q: An unknown radioactive element decays into non-radioactive substances. In 260 days the radioactivity…

A:

Q: The value of a CNC milling machine, originally valued at £240000, depreciates 15% per annum.…

A: Depreciation formula , P=Po(1-(r/100))n Where Po= original value P is the value after n years r=…

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: The half-life of Radium-226 is 1590 years. If a sample contains 500 mg, how many mg will remain…

A: Radioactive decay

Q: The half-life of Radium-226 is 1590 years. If a sample contains 400 mg, how many mg will remain…

A:

Q: An unknown radioactive element decays into non-radioactive substances. In 420 days the radioactivity…

A:

Q: Joe invests $500 in an account earning 6.5% interest compounded continuously. How long will it take…

A: The principal amount invested by Joe is $500. The account earns 6.5% interest compounded…

Q: Half-Life Decay Rate, k 3929 years   k=____

A:

Q: The half-life of radium-226 is 1600 years. Suppose we have a 22-mg sample presently. (a)  How much…

A: We can make it easier for you

Q: (5) Radioactive decay is measured in terms of "half-life", which is the number of years required for…

A:

Q: Radioactive isotope Palyium-2021 decays at a rate proportional to the amount present. If the…

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Q: The amount A, micrograms of a certain radioactive substance remaining after t years decreases…

A: We will use the fact that at half life the amount of the substance remaining is (A_o)/2 to find the…

Q: The half - life of a substance is 50years. Determine the amount of time needed for the substance to…

A:

Q: An unknown radioactive element decays into non-radioactive substances. In 840 days the radioactivity…

A: Given: An unknown radio active element decays into non-radio active substances. In 840 days the…

Q: The half-life of Radium-226 is 1590 years. If a sample contains 100 mg, how many mg will remain…

A:

Q: An unknown radioactive element decays into non- radioactive substances. In 540 days the…

A: 1) The half life equation is P(t) = P (0)*(0.5)t/H   P(t) is the quantity at time t (proportional to…

Q: Half-Life decay Rate,k 2208 years

A:

Q: The amount of carbon-14 present in animal bones t years after the animal's death is given by P(t) =…

A: given p(t) = p0e-0.00012097tand ivory tusk has lost 18% of carbon-14p(t) = po-18100pop(t) = 0.82p0t=…

Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.