initial activity of C-14 is 14.2 disintegrations/min/g 2.97 disintegrations/min/g mammoth live? of carbon. Currently, the decay rate is of carbon. The 1/2 life of C-14 is 5730 years. How long ago did the yrs

Q: Present-day plant life has a carbon-14 decay rate of 16 disintegrations per minute (dpm) per gram of…

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Q: An animal skeleton has a carbon-14 decay rate of 11.1 disintegrations per minute per gram of carbon.…

A: given: carbon-14 has a half-life = 5730 yrs  carbon-14 decay rate = 11.1 disintegrations carbon-14…

Q: Carbon-14 has a half-life of 5730 yr. The decay rate of 14C in fresh wood is 13.6 counts per minute…

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Q: While exploring a coal mine, scientists found plant fossils which had been preserved by an…

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Q: * S -75 Some Radioactive Isotopes Useful in Medical Imaging Mode of Isotope Decay Half-life Use in…

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Q: e rate constant for

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Q: A 10.00 g charcoal brick from a barbeque measures a C-14 decay rate of 5050 disintegrations per gram…

A: 1 gram of C-14 sample has a disintegration rate of 921 disintegrations per hour initially. Initial…

Q: One of the nuclides in spent nuclear fuel is UU-235, an alpha emitter with a half-life of 703…

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Q: A bone has a carbon-14 decay rate of 4.85 disintegrations per minute per gram of carbon. If a living…

A: Given : Decay rate of carbon-14 in bone = 4.85 disintegration per minute per gram of carbon Decay…

Q: The carbon-14 decay rate of a sample obtained from a young tree is 0.256 disintegration per second…

A: Decay process is a first order reaction. Therefore we have to put the integrated rate law for first…

Q: A patient is given 0.500 ug of technetium -99m, a radioactive isotope with a half-life of 6 hours.…

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Q: Radioactive decay can be described by the following equation In A = In Ao – kt where Ao is the…

A: Given: The original amount of lead-214 = 31.4 mg The final amount of lead-214 = 14.6 mg Rate…

Q: The activity of radioactive carbon-14 decay in a piece of charcoal found at a volcanic site is 11.0…

A: Step 1. Determine decimal fraction of Carbon -14 remaining: 11.018.3=0.601   Step 2. Determine how…

Q: A patient is injected with 7.58 µCi of radioactive iodine-131 that has a half-life of 8.02 days.…

A: Radioactivity is 1 st order Reaction   t1/2 =ln2/k

Q: half-life of carbon-14, 14C, is approximately 5,730 years. A bone fragment is estimated to have…

A: The half-life of carbon-14, 14C, is approximately 5,730 years. A bone fragment is estimated to have…

Q: Potassium-argon dating is used to measure the age of rocks formed from cooled lava by determining…

A: Given, Potassium-40 decays into 40Ca ( 89.1 % of the time ) and 40Ar ( 10.9 % of the time )  Half…

Q: A patient is given 0.050 ug of technetium-99m, a radioactive isotope with a half-life of about 6.0…

A: Given: Mass of technetium-99m = 0.050μg half life= 6.0 h Mass of technetium to decay= 1.0×10-3μg

Q: What is the age of a fossil that has a carbon-14 decay rate of 6.5 disintegrations per minute per g…

A: Formula used y=a e-nt where y is the final  amount of death = 6.5dis/min           x is the initial…

Q: Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the 14C has decayed to…

A: Given,                 Isotope = 14C                 Half life =5730 years                 Remaining…

Q: How long will it take for a 40.0-gram sample of Iodine-131 to decay to 1/16th of its original mass?…

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Q: MISSED THIS? Watch ME Radioactive Decay Kertos Read Section 21.6. You can click on the Review link…

A: The initial amount of radioactive isotope given is .The final amount is .The half-life is .To find…

Q: Iodine-125 (125I) is used to treat, among other things, brain tumors and prostate cancer. It decays…

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Q: The half life for the decay of carbon-14 is 5.73 × × 10³ years. Suppose the activity due to the…

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Q: The carbon-14 decay rate of a sample obtained from a young tree is 0.260 disintegration per second…

A: Initial activity = 0.260 dpspg Final activity = 0.181 dpspg Half life = 5715 year

Q: The carbon-14 decay rate of a sample obtained from a young tree is 0.263 disintegration per second…

A: Solution - According to the question - Given - Ao = initial activity = 0.263dps A = activity at time…

Q: The carbon-14 decay rate of a sample obtained from a young tree is 0.252 disintegration per second…

A: Decay process is a first order reaction. Therefore we have to put the integrated rate law for first…

Q: The half life for the decay of carbon-14 is 5.73 x 1 × 10³ years. Suppose the activity due to the…

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Q: 11) The decay curve shown below approximates the decay of carbon-14. What is the approximate…

A: Half life of any reaction is defined as the time required for the reactant to reduce to 50% of its…

Q: The total mass of radioactive uranium decays with time, different isotopes have different time…

A: First Calculate final value of mass for all three experiment All values are given in question  Then…

Q: A wooden artifact emits 11.1 beta particles per minute via the radioactive decay of ¹4C: 14 14 0 C…

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Q: 14C decays to 12C with a half-life of about 5,700 years. Suppose you find a fossil in which the…

A: Radioactive decay follows the first-order kinetics. The half-life of the first-order reaction does…

Q: Define the term half-life as used in radioactivity. The half-life of carbon-14 is 5730 years. If the…

A: Half life in Radioactivity : It is the time required by a radioactive nuclei to decay to exactly…

Q: Iodine‑125 (I125I125) is used to treat, among other things, brain tumors and prostate cancer. It…

A: Answer is as follows

Q: Iodine-125 (¹251) is used to treat, among other things, brain tumors and prostate cancer. It decays…

A:

Q: Carbon-14 has a half-life of 5730 years. In a plant fossil, you find that the 14C has decayed to…

A: For each half life, the specimen decays half the amount of initial amount.

Q: An archaeologist claims that a bone in her collection is from a saber-tooth tiger that is believed…

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Q: A moon rock collected by a U.S. Apollo mission is estimated to be 4.00 billion years old by…

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Q: chemist determines that a sample of petrified wood has a decay rate of 6.00 counts/minute-gram. What…

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Q: Rubidium-87 decays by β production to strontium-87 with a half life of 4.7 × 1010 years. What is the…

A: In general, the radioactive decay follows first-order kinetics. For the first-order reaction, the…

Q: A radioactive sample contains 9.5 x 1017 atoms of a nuclide that decays at a rate of 5.4 x 1013…

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Q: To find the age of a wooden box using C-14 carbon dating, the following information are collected:…

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Q: Radioactive decay can be described by the following equation In A = In Ao – kt where Ao is the…

A: Given : lnA = lnA0 - Kt  where A = amount of substance remaining after time t = 37.8 mg A0 =…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.