Classify each of the following as a chemical reaction, a nuclear reaction,or neither.a. Thorium emits a beta particle.b. Two atoms share electrons to form a bond.c. A sample of pure sulfur emits heat energy as it slowly cools.d. A piece of iron rusts.

Q: How many half‑lives of the unknown radioactive substance have occurred?

A: As we know that decay of radioactive substance follows first order kinetics

Q: Given 100.0 grams of a sample that has a half life of 7.02 days, determine the time in days for…

A: Such type of reaction follows 1st order kinetics. t=logAoAtlog2× t1/2

Q: How does nuclear fission differ from nuclear fusion? Why are both of these processes exothermic?

A: Nuclear fission differ from nuclear fusion and  both of these processes are exothermic or not need…

Q: Explain how nuclear radiation of all kinds are harmful to living organisms. Explain how isotopes…

A: Nuclear radiation is more harmful because it can break chemical bonds or ionise molecules, damaging…

Q: A 739.7 ng sample of an unknown radioactive substance was placed in storage and its mass measured…

A:

Q: How much of a 24 g sample of radium 226 will remain unchanged at the end of 3 half-life periods?

A: Given,  Mass of the sample of radium 226 = 24 g  Mass of the sample of radium 226 remain unchanged…

Q: 17.write describing the mass number ,charge and penetrating ability of alpha particles

A: Alpha particle : Alpha particles  are  consist two protons and two neutrons. Since He atom consist…

Q: The radioactive nuclide has a half-life of 5.27 years. Calculate the mass of that remains from…

A: The amount of time that passes is a whole number multiple of the radioactive nuclide half-life.…

Q: What would be the outcome of the fusion of two copper (Cu) nuclei? A) Energy would be released…

A: In the process of fusion, two light elements combine and give a heavy element.

Q: Explain how a nuclear fission reaction can be controlled to produce heat for power…

A: A radioactive decay process or a nuclear reaction is known as nuclear fission.

Q: Nuclear reaction differs from that of ordinary chemical reaction because? a.) In nuclear reaction,…

A: Nuclear reaction differs from that of ordinary chemical reaction reason is given below.

Q: 18.write describing what happens to a uranium nucleus during nuclear fission

A:

Q: Look at the figure below. In the mineral specimen represented here, radioactive parent atoms (red)…

A: HALF- LIFE PERIOD: In radioactivity, half- life period is defined as the time period required for a…

Q: When high energy radiation knocks an electron out of an atom that it strikes, a _____ is formed. a.…

A: A bond between two atoms is formed by the sharing or transfer of electrons. The electrons present in…

Q: a balanced nuclear

A:

Q: Using the diagrams below, label the nuclear process as alpha, beta, or gamma radiation. Explain how…

A: Nuclear reactions are a type of chemical process which leads to the formation of some new nuclei…

Q: If a positron is to be emitted spontaneously, how much more mass (as a minimum) must an atom of the…

A: As in positron emission, the nuclear positive charge and hence the atomic number decreases by one…

Q: Bismuth-206 is a radioactive isotope that undergoes alpha decay. Bi A) Write out a balanced equation…

A: A) In alpha decay atomic no decreases by 2 and mass no. decreases by 4. The alpha decay of Bi-206 is…

Q: Using the diagrams below, label the nuclear process as fission or fusion. Explain how you identified…

A: We have given the nuclear process in above diagram and we have to predict whether it is nuclear…

Q: s beta decay to еса

A:

Q: What is the proper minimum required radiation protection for alpha particles? .O Heavy clothing O…

A: An alpha particle consist of two protons and two neutrons. The penetrating power of radiation which…

Q: Only the release of a __________ from a radioactive nucleus will not change its atomic number or…

A: Atomic mass and atomic number remains the same.

Q: Rank alpha particles, beta particles, positrons, and gamma rays in terms of: (a) increasing ionizing…

A: The nuclear reactions are a type of chemical processes which lead to the formation of some new…

Q: radioisotope

A: Gamma rays:  Radioactive elements have nuclei that are unstable.The nuclei undergo radioactive decay…

Q: QUESTION 19 The beta emission from uranium -237 results in and

A:

Q: Which do you think would incur higher health risks: an amount of radioactive material with a short…

A: Radioisotopes with short half-lives are dangerous because that they can dose very heavily in a short…

Q: What is Nuclear Transmutation?

A: The definition of Nuclear Transmutation has to be given,

Q: Use the graph in the figure below to find the half-life of isotope A. All you need is a sound…

A: The time at which half of the initial amount of a radioactive material decays is known as the…

Q: Fill in missing sub- and superscripts for all particles to complete the following equation for beta…

A:

Q: A The half-life of barium-131 is 12 days. How many grams remains after 60 days if the initial sample…

A:

Q: d. nuclear fission of Uranium-235 to form Caesium-135, four neutrons, and an unknown nuclide e.…

A: Balanced nuclear reaction represent number of proton and mass number are present in equal number.

Q: Phosphorus-32 Original amount: 30.0 g Amount left: Total time: 114.5 d Half-life: 14.3 d Number of…

A: We can determine the solution by the following formula : t = 2.303k log NoNk = 0.693thalf Where t =…

Q: After 31 years, what mass (in g) remains of a 45.0 g sample of a radioactive isotope with a…

A: Given, Half life (t1/2 )= 7.3 years time (t) = 31 years Number of radioactive atoms present…

Q: How does nuclear transmutation process occur in particle accelerator?

A: A particle accelerator is a device that uses electromagnetic fields to propel charged particles to…

Q: describes a nuclear fission? A-vision is a process in which a large nuclear us a split into smaller…

A: In fission reaction a large nuclei splits into smaller stable nuclei and release a large amount of…

Q: Gamma radiation is used to treat certain types of tumors deep in the brain that cannot be accessed…

A: Gamma radiation is used to treat certain types of tumors deep in the brain which cannot be accessed…

Q: A radioactive sample contains 2.45g. How much willl remain after 11.4 days? (Half life is 3.8 days)

A:

Q: During part of the 226RA decay series, it emits four alpha particles and two beta particles over six…

A: Nuclear reaction: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is…

Q: The following nuclear reaction: a) Exothermic b) endoergic C) increascs atomie number d) decreases…

A: Any particular chemical reaction which includes atoms' nucleus change is nuclear reaction. The…

Q: Material from spent nuclear fuel rods must be stored for up to how long before it is safe?

A: Spent nuclear fuel are the nuclear fuel those have been irradiated in a nuclear reactor. They are…

Q: What is a beta particle? What happens to the mass number and atomic number of a nuclide that emits a…

A: In radioactive decay process the unstable isotopes loses their energy by emitting radiation. It is…

Q: True or false? During one half-life, the mass of a radioisotope is reduced by half. Explain.

A:

Q: The products of a nuclear reaction usually have a different mass than the reactants. Why?

A: In nuclear reactions, one or more nuclei collide to form one or more nuclide that are different from…

Q: A radioactive sample contains 3.81 × 108 atoms of a nuclide that decays at a rate of 3.75 × 1013…

A: Activity depends on no.of particles of disintegrating nuclei and is expressed as, All radioactive…

Q: the

A: Dear student I have given answer to your question in the image format.

Q: 47. (a) Write the complete B decay equation for 90Sr, a major waste product of nuclear reactors. (b)…

A: 3890Sr →  3990Y +  -1 0β + υe   This will be the equation for this beta minus decay

Q: 2Using the diagrams below, label the nuclear process as alpha, beta, or gamma radiation. Explain how…

A: Radioactivity is the property of unstable elements by which it emits radiations and subatomic…

Q: What nuclear reactions occur? What are the products of the nuclear reaction, and why is this a…

A: Nuclear reaction, change in the identity or characteristics of an atomic nucleus, induced by…

Q: In a natural decay series, how many α and β⁻ emissions peratom of uranium-235 result in an atom…

A:

Q: Using the diagrams below, label the nuclear process as alpha, beta, or gamma radiation. Explain how…

A: Radiation: Such process in which several kinds of energy is released is named as radiation. In…

Q: What does the term half-life mean?

A: Half-life is the time period during which element losses half of its total initial amount. For the…

Q: How many half lives must have passed for an isotope with a half life of 10 years to decay from 1600…

A: The radioactive decay follows the First Order kinetics.