A sample of a material has 400 radioactive particles in it today. Your great-grandmother measured 800 radioactive particles in it 100 years ago. How many radioactive particles will the sample have 100 years from today? number of particles 100 years from today: radioactive particles How many radioactive particles will the sample have 200 years from today? number of particles 200 years from today: radioactive particles

Q: If you know a sample is 2715 years old, what percent of carbon 14 would you expect to find in the…

A: Given that:                     Given time for the sample = 2715 years To find:…

Q: Pls. refer to the given answer choices so that i will know if my solution is wrong

A: 100% undecayed  at time 0 .

Q: The following equations are for nuclear reactions that are known to occur in the explosion of an…

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Q: A sample of a material has 200 radioactive particles in it today. Your grandfather measured 400…

A: The time in which any radioactive element remains half from its original value is called the…

Q: 11.Bombardment of aluminum-27 by alpha particles produces phosphorus-30 and one other particle.…

A: Nuclear equation : Nuclear reaction is  a process where two nuclei collide so that new nuclei is…

Q: In the radioactive decay of Uranium- 238 into Thorium-234, which of the following radioactive…

A: The radioactive decay is the process of conversion of one atomic nucleus into another by the…

Q: For the following radioactive reaction complete the reaction, identify the isotopes.   a)227     0…

A: While balancing nuclear reactions, we make sure that both the reactant and product side has same…

Q: Given the notation: 94Zr, how many protons, electrons, and neutrons does the particle contain?

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Q: Iodine-125 is radioactive and has a half life of 60.25 days. How much of a 7.20 mg sample would be…

A: The solution is as follows :

Q: A sample of a material has 200 radioactive particles in it today. Your great-grandfather measured…

A: In this problem half life period is 90 years because the radioactive particle reduced to half from…

Q: Complete the following nuclear equations. 231 Th 235 U 92 90 OHe OBe OHe 42 24

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Q: What is the missing product in the following nuclear equation? 90Sr  +  4He  →  2H  +  1n  +  ?

A: In a nuclear reaction, the sum of atomic numbers of the elements and the sum of mass numbers of…

Q: describe some ways in which those working with radioactive sources and people in general can be…

A: Introduction- Radiation protection or radiological protection is defined as the protection of people…

Q: If the original amount of lead-210 in a sample is 51.4 mg, how much time is needed for the amount of…

A: Given, initial amount of lead-210 = 51.4 g            remaining amount of lead-210 = 21.0 g The…

Q: The ionization and damage created by alpha rays is more concentrated and harder for the organism to…

A: Ionizing radiation is the most harmful because it can ionize molecules or break chemical bonds,…

Q: Discuss one characteristic of stable isotopes that makes them useful for environmental studies.

A: Isotopes have a big role in environmental studies. Both stable and radioactive isotopes are are…

Q: Argon-37 captures an electron

A: Since you posted multiple questions, we will solve only first question for you. Repost the remaining…

Q: particle is emitted

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Q: Thorium-232 decays by a 10-step series, ultimately yielding lead-208. How many a particles and how…

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Q: What particle correctly balances the following nuclear equation? 98 Mo + → ⁹⁹ Mo 42 42 O4He On ºe Op

A: Here a nuclear equation is given, we have to balance this equation.  Recall the given equation…

Q: The initial amount of the radioactive material B in a rock is determined to be 19.08 mg. Only 0.0038…

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Q: A scientist puts 250 grams of radioactive radium having a half life of 1690 years into a concrete…

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Q: Supply the missing particles of the following nuclear reactions. 239 94Ри > 235 Co 60 2Ni+ ? 60 28

A: To solve this problem we have to consider the mass number and atomic number of given partical .

Q: 11) What is the radioactive particle released in the following nuclear equation? 90 Sr 38 90Y + ? 39…

A: The decay process when neutron is converted into a proton then the mass number does not change but…

Q: A certain radioactive material is known to decay at a rate proportional to the amount present. If…

A: According to question,Given data,Initial amount of radioactive material = 50 mg,After time t = 2…

Q: Write or complete the following nuclear equations. c. 2* U +¿ n → Ba+? + 3n 141 Ba+? + 3 in С. 56

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Q: Thorium-232 decays by a 10-step series, ultimately yielding lead-208. How many x particles and how…

A: When a heavy nuclei is converted to lighter nuclei, some particles are emitted.These particles are…

Q: The initial amount of the radioactive material B in a rock is determined to be 19.08 mg. Only 0.0038…

A:

Q: Is the topic "decays" under nuclear chemistry, different from radioactive decay?

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Q: Complete and balance the following nuclear equations by supplying the missing particle: ? + 4 2He ¡…

A: Let the missing particle be  =  ZAX     XZA+H11  → S1430i + H11 we know that,   totat mass no of…

Q: If additional atoms of U-235 are present ,what could these extra neutrons cause to happen?

A: Applying concept of nuclear fission.

Q: 145 g sample of radioactive has a half live of 6.4 days how many g of material is left are 2 half…

A: The time required to disintegrate the molecule to half of its initial concentration is called the…

Q: Identify the daughter nucleus that is produced when Hydrogen-3, H, undergoes beta decay.

A: • The beta particles are electrons, -1β0 (mass number zero and charge -1)   • When a nucleus emits…

Q: A radioactive sample contains 2.90 gg of an isotope with a half-life of 3.8 days How much of the…

A: Given- Initial mass = 2.90 g Half life = 3.8 days To find- mass of the isotope in grams remaining…

Q: In each of the following nuclear reactions, supply the missing particle. 1) B Be+ ? 2) Ga Ge+ ? 3)…

A: Nuclear reaction: a process where two nuclei or a nucleus and a subatomic particle collide to…

Q: f 10.0mg of I-131 exists, how much will be left after 32 days?  (1/2 life of I-131 = 8 days)

A: Given : Initial mass of I-131 = 10.0 mg Half life = 8 days And time passed = 32 days.

Q: 9. Carbon-14 in the atmosphere are constantly being renewed by A. X-rays B. beta rays C. gamma rays…

A: Answer Option D. Cosmic rays

Q: Write a balanced equation for each of the following nuclear reactions: (a) mercury-180 decays into…

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Q: When radioactive substances decay, the amount remaining will form a geometric sequence when measured…

A: Radioactive decay follows first order kinetics. The expression for rate constant(k) for the…

Q: Some workers responding to the 1986 explosion at the Chernobyl nuclear plant absorbed 403 J of…

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Q: If there were 300 grams of carbon-14 originally present, how many years would it take for there to…

A: Interpretation -  To determine how many years would it take for there to be 90 grams of carbon-14…

Q: Complete the following nuclear equations: 1. 217At → 213Bi + ? He 85 83* 2. 231 Th °B+ ? 231Pa go 91…

A: Nuclear balanced equation is one in which sum of mass numbers and sum of atomic numbers are equal on…

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: Write the particle that is emitted in the following nuclear processes: Gold-198 decays to mercury…

A: Nuclear reaction is a process in which a nucleus of an atoms produces a new nucleus of atom . To…

Q: Complete the following nuclear equations. Indicate the symbol, the mass number, and the atomic…

A: Note - Since you have asked a question with multiple sub-parts, we will do the first three…

Q: A radioactive iodine sample has a half life of 6 days. If the original sample is 24 grams, how much…

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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.