10. Why is the temperature of cosmic background radiation important to the Big Bang theory?

Q: Which of the following particles would attract each other? Would repel each other?

A: The answer for first question is given below. Kindly repost the other questions as separate…

Q: 13. How should the angle of deflection of an a particle by a nucleus vary with the closeness of the…

A:

Q: Describe a cathode-ray tube and how it operates.

A: A cathode ray tube (CRT) is a specialized vacuum tube in which images are produced when an electron…

Q: Why does a person living in a city at a high elevation receive more radiation per year than a person…

A: At higher altitude dose of radiation is more due to result of less shielding of cosmic radiation by…

Q: Which are classified as ionizing radiation: X rays, alphaparticles, microwaves from a cell phone,…

A: Electromagnetic spectrum involves different radiations from the lowest to the highest frequency…

Q: When a particle is massless (that is m≈ 0, describe its energy with an equation.

A: Energy can be defined as a quantity that is conserved It means energy can neither be created nor be…

Q: -rays consist of fast-moving electrons. A) Beta B) Gamma c) Alpha D None of these E

A:

Q: Compare different measurements and units of radiation dosage?

A: A dose of medical radiation is not like a dose of medicine. When it comes to radiation dose, there…

Q: Complete the following and state the type of radiation particle emitted. Show all wor 234Th > He +…

A:

Q: Tin-129 is radioactive and has a half life of 2.23 minutes. What percentage of a sample would be…

A: Answer:

Q: What Is A blue flame?

A: A blue flame has to be defined below.

Q: This is the heaviest naturally occurring element  A) 87Fr B) 94Pu C) 92U D) 103Lr E) 102No

A: This is the heaviest naturally occurring element-

Q: Explain the meaning of half-life.

A: Radioactivity: It is the phenomenon of decaying, in which there will be the loss of energy of an…

Q: in the equation 228/90Th -------> 228/91Pa + x which particle is represented by X?

A: The term atomic number is used to describe the total number of protons which are present in the…

Q: B) Draw a diagram of this radiation going through paper, aluminum, and lead.

A: When Bismuth-206 undergoes alpha decay, it will generate alpha particles. Alpha particles are…

Q: What is Radiation?

A: Electromagnetic radiations Electromagnetic radiations are the collection of different forms of…

Q: The energy from solar radiation falling on Earth is 1.07 * 1016 kJ>min. (a) How much loss of mass…

A:

Q: There is a safe level of radioactive carbon dioxide on earth and inside your body because of:  a.…

A: As the carbon-14 founds in the upper earth atmosphere and created when neutrons originating from…

Q: Why would a scientist prefer to use the graph of radiation intensity versus (1/distance)^2 as…

A: A number of physical properties (like the force , intensity between two system) get smaller as they…

Q: what are black body radiations?

A:

Q: N'd TiPz 2 P;=P.V,Tz Pz= V2T. Al pha Particle Emission Beta Parti cle Emission Symbol Gamma Ray…

A:

Q: One industrial application of radiation is to kill microbes in food, giving the food a longershelf…

A: (a) The radioisotope which emits gamma rays is used to kill microbes in food, giving the food a…

Q: 7. What determined the temperature, density, and ratio of hydrogen to helium of the universe soon…

A: Big Bang theory explain the way the universe began.

Q: Why gamma rays emission cannot result in the formation of a new element

A: A gamma ray, or gamma radiation (symbol γ ) is a penetrating form of electromagnetic radiation…

Q: Calculate the energy needed to divide the Carbon‐12 nucleus into three identical parts.

A:

Q: 1-Describe the process of delayed nucleon emission. 2- Explain the 'transient and steady'…

A: When an isotope decay into a short-lived isotope and then agaim decay to give a long-lived isotope…

Q: Why are electrons in a cathode-ray tube deflected by electric fields?

A: Given information,    The electrons in a cathode-ray tube deflected by electric fields

Q: (1) The radioactive isotope iodine-131 is used in medical imaging as indicated on the table above.…

A: The table details the types of radioactive decays by different isotopes.

Q: “What about Oppenheimer’s invention of the atomic bomb… should it not have been discovered?” "

A: In the question it is given to discuss about Oppenheimer's invention of atomic bomb.Let's discuss.

Q: Why it is important to study nuclear chemistry in reference to engineering, especifically,…

A: Nuclear chemistry involves the study of the atomic nucleus. Now, a hundred years ago this was…

Q: 4. Which type of radiation – alpha, beta, or gamma: a. Results in the greatest change in atomic…

A: To answer this question, we would first see definition and representation of alpha, beta and gamma…

Q: What is the order of penetration powers of alpha rays, beta rays and gamma rays?

A:

Q: Lead block (+) (-) Radioactive substance Electrically charged plates Photographic plate

A: Rutherford experiment:

Q: What does aufbau refer to using the German word aufbauen?

A: Electronic configuration is defined as arrangement of electrons in shells, subshells and orbital.

Q: What were Antoine Henri Becquerel's contributions to nuclear chemistry? Why were they so important?…

A: What were Antoine Henri Becquerel's contributions to nuclear chemistry? Why were they so important.…

Q: 14. In the equation 228 90Th 22891PA + X which particle is represented by X?

A:

Q: Identify the particle represented by X 235U + ồn 18zr + 135Te + 2X 404 в

A: Given, 23592U + 10n → 9940Zr + 13552Te + 2X

Q: In what year was the emission of invisible rays discovered? 1896 1897 1895 1898

A: The French physicist Antoine Henri Becquerel accidentally found an uranium-rich mineral is said to…

Q: Define the term Radio waves?

A: The arrangement of electromagnetic radiation in decreasing order of energy or increasing wavelength…

Q: What is nuclear chemistry and important of nuclear chemistry

A: Radiocarbon dating ,nuclear reactor,nuclear weapons can be developed with help of nuclear chemistry.

Q: Which if the following is not a common source of natural background radiation? A Radiation from…

A: Welcome to bartleby !

Q: The range of radiation depends upon which factors?

A: The EM spectrum is generally divided into seven regions, in order of decreasing wavelength and…

Q: Which of the following is a good portable detector for identifying exposure or potential exposure to…

A: solution :       The radiation detector is used to measure different types of radiation like beta,…

Q: Use the notation from Question 3 to write symbols for a proton,a neutron, and an electron?

A: Note - Since you haven't mentioned Question 3, i will consider the general symbols of electron,…

Q: SELECT 2 from alpha and SELECT 2 from beta to complete: 4 total Alpha Decay (Emission) Beta Decay…

A: Radioactivity and radio active decay

Q: The Sun radiates energy into space at the rate of 3.9 * 1026 J/s. How does this mass loss arise?

A: Given: The value corresponding to the energy radiated per second is 3.9×1026 J/s To find: How does…