1) List 3 possible reasons why you might not observe a reaction even though the activity sreies indicates it should occur.

Q: 2) What is the activity of a 1 gram sample of 1? (t12 = 3.38 x 10' seconds)

A:

Q: A 241 mg sample of carbon from a piece of cloth excavated from an ancient tomb in Nubia undergoes…

A:

Q: How old in years is a bottle of a solution if the deuterium 2H content is 67% that of a new wine?…

A:

Q: How much of a 100. g sample of Gold (Au-198) is left after 8.10 days?

A: Atoms of higher atomic masses are unstable and decays to give stable atoms.  These are generally…

Q: Krypton-87 has rate constant of 1.5 x 10 -4 / s. What is the activity of a 2.0 mg sample?

A: Welcome to bartleby ! Introduction : We have to calculate activity of sample

Q: dentify each as alpha, beta, or gamma decay.

A: Radioactive decays are generally of three types namely: Alpha decay, beta decay and gamma decay.…

Q: What is the activity in atoms sec

A:

Q: 7. If we start with 1.000 g of strontium-90, 0.953 g will remain after 2 years. (a) What is the…

A: Reladioactive decay reactions are first order reactions which can be solved as follows using…

Q: Determine the complete reaction (use nuclide chart): Aluminum-30 undergoes beta+ decay.

A: beta+ decay is also known as positron emission. It is type of radioactive decay.  In this decay, a…

Q: How old in years is a bottle of a solution if the deuterium 2H content is 67% that of a new wine?…

A:

Q: a. Describe the process of fusion.b. How could this process be used for the production ofelectrical…

A: (a) The process of fusion has to be described.

Q: Lithium-6 is formed from the electron capture of what substance?

A: Nuclear reaction: A nuclear reaction must cause a transformation of at least one nuclide to another.…

Q: The activity of some substance is 0.65 at 320 K. What is u-u" in Joules per mole?

A: The chemical potential is denoted by μ.  The chemical potential of any substance depends on the…

Q: A 0.20 mL sample a saline solution containing 59Fe is injected into the animal. Before the injection…

A:

Q: How old in years is a bottle of a solution if the deuterium 2H content is 67% that of a new wine?…

A: Intial amount of deuterium = 100  Final amount of deuterium = 67  Half-life of deuterium = 1 century…

Q: If a patient is administered  60 ng  of  technetium−99m,  how much will remain 1 d later, assuming…

A:

Q: How long will it take for 50% of a sample of ³'I to decay?

A:

Q: If the half-life of waste is 8 years with mass 100mg, how many grams will remain in 32 years?

A:

Q: Complete and Balance the following Nuclear Reaction ? DeDe ,y + 131. 531 O A. a O B. B OC. 53 ILEL…

A: The given nuclear reaction is: X→00γ+13153I where X is an unknown species.

Q: Radium decomposes at a rate proportional to the amount at any instant. In 100 years, 100 mg of…

A: Radium (Ra) is an element that belongs to group 2 of the periodic table and lies in the sixth…

Q: The specific activity of a wood article found in the Lascaux Caves in France is 0.0375 Bq g-1 due to…

A: The activity of wood article due to 14C is 0.0375 Bq/g. The half-life of 14C is 5730 years. The…

Q: Nuclear Decomposition of Radon: Accurate, balanced equations are written showing the decomposition…

A: When a nucleus emits an alpha (α) particle, its mass number decreases by 4 units and its atomic…

Q: if a rock forms with 100 atoms of Uranium-235 and 0 atoms of lead-207, how many atoms of each will…

A: Given: Number of (U) Uranium-235 atoms is 100. Number of (Pb) Lead-207 atoms is 0. Time is 1.3…

Q: Name the isotopes of hydrogen. Which one (or more) is (are) radioactive?

A: Here, we are asked to write the name of the isotopes of hydrogen andwhich one (or more) is (are)…

Q: A beta-emitter would be safely stored by all the following except   wrapped in a piece of aluminum…

A: Correct answer is, wrapped in a piece of paper . out of all the three rays, alpha , beta and gamma.…

Q: Which reaction correctly shows the rare event for electron capture?

A: we have to select the nuclear equation that represents electron capture

Q: Determine the complete reaction (use nuclide chart): Silicon-29 undergoes beta- decay.

A: When a nuclei undergo beta decay,  the resulted daughter nuclei has one atomic number higher than…

Q: By what (single step) process does polonium-211 decay to lead-207?

A: • Polonium-211 decays to Lead-207.     • We know that polonium has a chemical symbol of Po and lead…

Q: What will its activity be at the end of the day-that is, after 8.00 hr? [A]t = Ci Save for Later

A:

Q: A wooden artifact is burned and found to contain 21g of carbon. the 14c activity of the sample is…

A: The half-life of a reaction is the time taken for the reactant to reduce to half its initial value…

Q: Chemistry if a person living in a high-radon area is exposed to 0.480 rem of radiation feom radon…

A:

Q: How old in years is a bottle of a solution if the deuterium 2H content is 67% that of a new wine?…

A: The age of wine is calculated using the formula. λ = (2.303/t) log (No/N). λ = 0.693 / T50. (0.693 /…

Q: How old in years is a bottle of a solution if the deuterium 2H content is 67% that of a new wine?…

A: Given data: t1/2=100 years , No= 100% , N=67%

Q: What is the energy associated with the formation of 4.75 g of "He by the fusion of 3H and 1H?…

A:

Q: The half-life of tritium is 12.4 years. How long will it take for 15% of a sample of tritium to…

A: The radioactive decays are first order reaction.

Q: What is the age of the artifact?

A:

Q: 1. How did the elements form from nuclear reaction?

A:

Q: Kindly help me answer the following: It takes 35 days for a 512 g sample of element X to decay to a…

A: The half life period of a species indicates the time for the decay of one half of the amount of…

Q: What

A: We will calculate energy in nuclear fusion

Q: A certain radioactive substance has a half life of 50 hours that is half of the original quality has…

A:

Q: Why does it stop there?  Why doesn't it go on to uranium or neptunium?

A: Given:It is given that,"High mass stars fuse heavier and heavier elements, starting with Hydrogen,…

Q: Uranium-233 is another fissile isotope of uranium. It can be produced through neutron absorption by…

A:

Q: The radioactive isotope carbon-14 is used for radiocarbon dating. The half-life of carbon-14 is…

A:

Q: What percentage of Cu-64 will decay in 4.00 h?

A: The half life time of Cu-65  is  12.7 hours. t1/2 = 12.7 hr Radioactive decay is a first order…

Q: Radium decomposes at a rate proportional to its quantity present. Suppose that it is found that in…

A: Radioactive substances show disintegration by following first order kinetics.

Q: What are some of the challenges associated with using fusion togenerate electricity?

A: Nuclear fusion is a type of nuclear reaction wherein two or more atomic nuclei joins together to…