Palladium-103 is a radioactive isotope used in prostate brachytherapy and has a half-life of 14.3 days. If 1.5 grams of palladium-103 is administered to the patient how much will remain after 28.6 days? Be sure to use correct significant figures and units in your answer.

Q: Strontium-90 is radioactive and has a half life of 28.8 years. How much of a 5.20 mg sample would be…

A: Given: Half life=28.8 years Time=127 years Initial concentration=5.20mg Since it is radioactive…

Q: The hall ife for the radioactive decay of carbon-14 to nitrogen-14 is 5.73- 10' years. Suppose…

A: Given-> Half life = 5.73 × 103year Initial amount = 1.000 mmole Amount of N-14 at final = 0.835…

Q: what fraction of the initial 14C atoms is still there?

A:

Q: Gold-198 is used in the diagnosis of liver problems. If you begin with 2.8 milligrams of this gold…

A: Given : Half - life = 2.69 days Initial amount = 2.8 mg Time = 10.8 days.

Q: Which radioactive element if ingested is primarily Incorporated  into bone tissue A. Uranium B.…

A: Uranium has little health hazard till it is not inhaled or ingested in human body.   It is…

Q: O 8. Use a scientific or graphing calculator to solve. Thorium-228 is a radioactive substance that…

A:

Q: Cesium-137 is radioactive and has a half life of 30. years. How much of a 6.90 mg sample would be…

A: Given: Cesium-137 has a half life=30 years Initial amount = 6.90 mg Time= 142 years To calculate:…

Q: (Q100) The diameter of a titanium-46 nuclide is 7.214 fm (1 fm = 10-15). Given that the mass of…

A: The density of a compound can be determined by the ratio between the mass of the compound to its…

Q: The radioactive element carbon 14 Has a 1/2 life of 5750 years a scientist determined that the bones…

A: Radioactive decay follows first order kinetics.  So, k = 0.693/t0.5 ...(1)  Here, t0.5 = half-life =…

Q: A certain drug has a half-life in the body of 2.0 h. Suppose a patient takes one 200. mg pill at…

A: Half life of the drug = 2 h Amount of drug initially present = 200 mg+200 mg = 400 mg Time = 11 – 7…

Q: The cleanup of threat of toxic nuclear isotopes can be permanently eliminated by simply storing it…

A: Toxic nuclear isotopes cannot be permanently eliminated. This is temporary process.

Q: It has been reported that the radiation dose measured in the city of Pripyat in 2010 was 6 mSv/hour…

A: Given : Radiation rate in city = 6 mSv/hour And duration given = 1 year

Q: TRUE OR FALSE 1. The age of fossils can be traced using isotopes C12 and C14 called Carbon dating…

A: Radiocarbon dating is based on the simple principle that all living things absorb carbon from the…

Q: Phosphorus-32 has a half-life of 14.0 days. Starting with 6.00 g of 32P, how many grams will remain…

A: Given: The half-life of phosphorus -32 =14.0 days i.e. t1/2=14.0 days Starting amount of P=6.00 g

Q: The density of ground uranium in a particular contaminated field is 0.02 mg/m3. A loader with a 24…

A: Solution Given data :- density of uranium in the field = d = 0.02 mg/m3 volume of bucket = V = 24 m3…

Q: A scientist discovers a new isotope, exponentialitium. The scientist sets aside 150 grams of…

A: We have to calculate the half life.

Q: 3.11. The carbon from the heartwood of a giant sequoia tree gives 11 counts per minute per gram…

A: The half life value of 14C is 5730 years. Now determine its rate constant value.…

Q: The isotopes act as ____________ for measuring time. ▪To use this method, scientists must know:…

A: The blanks given are, The isotopes act as ____________ for measuring time. ▪To use this method,…

Q: You have 20 grams of Argon18. Its half-life is 1 minute. How long would it take to have 5 grams of…

A:

Q: A brain scan uses the radioisotope oxygen-15. The recommended dosage is 50 mCi. A supply of 250 mCi…

A: Oxygen-15 is one of radioactive isotope of oxygen , use in PET scan of brain. It undergoes positron…

Q: Krypton consists of several radioactive isotopes, some of which are listed in the following table.…

A:

Q: Tin-129 is radioactive and has a half life of 2.23 minutes. How much of a 3.00 mg sample would be…

A: We have to predict the amount of sample left

Q: How many mLmL will be injected into a patient?

A:

Q: Which of the following nuclides have magic numbers of both protons and neutrons: (a) helium-4, (b)…

A: Magic number The nuclei with 2, 8, 20, 28, 50, 82, and 126 neutrons or protons are particularly…

Q: Iodine-131 is radioactive and has a half life of 8.04 days. How much of a 8.90mg sample would be…

A: Half life tells you about the intervals when your initial sample will get halved.

Q: The radioactive element carbon 14 has alha life of 5750 years a scientist determined that the bones…

A: The given data is as follows: The half-life of radioactive element carbon t12= 5750 years The age of…

Q: The effects on matter of γ rays and α particles differ. Explain.

A: There are many types of radiation but two of them are common which are electromagnetic radiation and…

Q: 2/11 uestion 3 of 9, Step 1 of 1 Correct ones from the skeleton of a fish have lost 75 percent of…

A: Given-> K = 0.000124 year-1

Q: Thallium-201 is a radioisotope used in brain scans. If the recommended dose is 3.0 mCimCi and a vial…

A:

Q: Thallium-201 is a radioactive isotope used in brain scans. If the recommended dose is 3.8 mCi and…

A: Given thallium-201 is a radioactive isotope used in brain scans, we are asked to calculate the…

Q: A certain drug has a half-life in the body of 2.0 h. Suppose a patient takes one 100. mg pill at…

A:

Q: What is the universal symbol for radioactive materials and radioactive waste?

A: Radioactive substances are very hazardous substances.  So they have to be handled properly at all…

Q: 43. John Wayne Like a lot of other Americans, John Wayne died of cancer. But is there more to this…

A:

Q: Sample

A: Given data set: Initial mass of the radioactive metal = 1024 grams Final mass of the radioactive…

Q: The element americium is used in smoke detectors. It is radio active and has a half life of 462…

A: All natural and artificial radioactive decays follows first order kinetics The integrated rate…

Q: (Q100) The diameter of a titanium-46 nuclide is 7.214 fm (1 fm = 10-15). Given that the mass of…

A: Atom is made up of protons, neutron and electrons. In atom, there is nucleus in center and electrons…

Q: Carbon-14 (14C) is a radioactive isotope of carbon that has a half-life of approximately 5730 years,…

A: Radioactivity is a phenomenon that occurs in isotopes, where, the unstable nucleus of the isotopes…

Q: Which of the following is not a radioactive element? a. Plutonium b. Thorium C. sulphur d. Uranium

A: The radioactive elements are those which have unstable nuclei and give off atomic radiation to gain…

Q: The radioactive carbon is known as:  a. Carbon 12 b. Carbon 14 c. Carbon 13 d. Carbon 15 *This…

A: Isotopes are the elements which have same atomic number but different mass number. Radioactive…

Q: What Nuclear Fission and Nuclear Fussion? What the difference between these two?

A: The reactions  involving protons and neutrons of the reacting species are called nuclear reactions.…

Q: Bromine-88 is radioactive and has a half ife of 16.3 seconds. What percentage of a sample would be…

A:

Q: 241 a. 05Am + He → 23n + b. 226RA 88Ra → He + c. - + dn Ba + 564 36 Kr + 3n 235x 129p 94

A: Since you have posted question with multiple subparts as per guidelines we can answer only three per…

Q: Studying the decay of radioactive isotopes in dead organisms helps scientists to identify fossilized…

A: A nuclear reaction involves the conversion of the nucleus with the emission of certain nuclei or…

Q: The carbon from the heartwood of a giant sequoia tree gives 11 counts per minute per gram carbon (),…

A: The half life value of 14C is 5730 years. Now determine its rate constant value. The centre part of…

Q: 4) How many years old is a person who has lived for 1 billion seconds?

A: Given, A person who has lived 1 billion seconds the age of a person is:

Q: Answer the following questions about penetrating power and shielding abilit: (a) Put the following…

A: The proximity of an electron in an orbital to the nucleus is known as penetration effect. When an…

Q: A neutron star has a density of 5.0 x 1017 kg/m3. How many ?μL of space would 5.0x106 metric tons…

A:

Q: The radar active element carbon 14 has a 1/2 life of 5750 years as scientists determined that the…

A: Consider the given information is as follows; Order of the reaction = 1      (radioactive decay)…

Q: List three of the more important reasons or trends explaining why some atoms are radioactive and…

A: 1. The unstable ratio of protons to neutrons In small atoms, the ratio of protons to neutrons is…

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.