Complete the sentences.1. Big bang nucleosynthesis is the formation of new atomic nucleus frompreexisting2.is a nuclear reaction wherein light nuclei fuse together toform heavier nuclei.3.is a form of element that has the same atomic number butdifferent atomic mass.4.andare isotope of Hydrogen.5. The fusion of proton and neutron resulted to6. The fusion of two deuterium produces7. The fusion of deuterium and tritium resulted to .8. The light elements formed in big bang nucleosynthesis areand9. There are three evidences to prove that a big bang had occurred that is, and10. The expansion of the universe means expansion ofgalaxies. Galaxies moves farther apart from each other proportionately in allbetweendirections.

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Answered: Complete the sentences. 1. Big bang…

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter34: Frontiers Of Physics

Section: Chapter Questions

Problem 3PE: (a) Estimate the mass of the luminous matter in the known universe, given there are 1011 galaxies,...

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Mid-Pacific Science 3. Create an isotope of platinum (atomic #78) that undergoes alpha (a) decay. a. What changes occur to the isotope as it decays? symbol proton amount neutron amount Before Decay After Decay mass charge (atomic number) Summarize these changes with your partner. b. What is the mass number and charge of an alpha particle? What is an alpha particle made up of? He c. Construct a nuclear equation to represent the a decay of the platinum isotope you created. Pt -> + He d. Use your answer to part c to mathematically support the statements below: In a nuclear reaction, the sum of the mass numbers of the reactants equals the sum of the mass numbers of the products. In a nuclear reaction, the total charge of the reactants equals the total charge of the products. 4. Create an isotope of fluorine that undergoes beta minus (ẞ-) decay. a. What changes occur to the isotope as it decays? Topic 7 Atomic Nuclear Particle Physics page #3
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Half - Life Practice 2. If you have 100 grams of a radioactive isotope with a half-life of 10 years a. How much ofthe isotope will you have left after 10 years? b. How much of the isotope will you have left after 20 years? c. How many half-lives will occur in 40 years?
System Screenshot captured Tap here to view it. Share B. positron emission C. beta emission D. gamma emission 6. Indicate which one of the following processes results in an increase in the atomic number? [1] A. alpha emission A. 0.051 kg B. 0.078 kg C. 1.405 kg D. 1.815 kg 8. How many neutrons are in the 186Re atom? A. 93 B. 111 C. 186 D. 75 7. If you start with a 2.5 kg sample of radium. Determine the remaining radium after 60 days. [2] 22+..............1/2 = 12 days 9. Determine the mass defect of an alpha particle. A. 1.305 u B. 0.039 u C. 4.003 u D. 3.071 u 10. What is required for a nuclear transmutation to occur? A. A corrosive environment B. A particle to collide with a nucleus C. Gamma emission D. Spontaneous nuclear decay 3| Page ** | | 20% 4 TE1 SPHS000 ASSIGNMENT 02 ||| Delete Sign up O 11. The Ra nucleus has 88 protons and 138 neutrons. Its mass is 226.02541 u. Calculate the average binding energy per nucleon (MeV/nucleon). A. 4.584 B. 6.901 [1] [2] [1] 2022 [3]
Question 12 Nuclear fusion is a process which releases large amounts of energy and takes place in the core of stars like our Sun. Explain what is meant by nuclear fusion and the conditions necessary for it to take place. [about 150 words transtul Retendien RISPASTATIST THE GOT THIS 170iter 267535 72 34 RYANAIRFI SAMAN RUBRUAR TUTAMINST stimates pieselvese e WRITEEREN AIHE Bethanier the minister THE DESIGIROND PETENTZEJUSTE BEM LEDTESTAME
What is a neutrino? Group of answer choices A neutral particle in the nucleus. An elusive particle that passes almost transparently through the Sun and Earth. An antimatter electron. A neutral photon produced in nuclear fission.
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DATE NAME Half-life Practice 1. What is half-life? 2. If we start with 400 atoms of a radioactive substance, how many would we have after: a. one half-life? b. two half-lives? c. three half-lives? d. four half-lives? 3. If we start with 48 atoms of a radioactive substance, how many would remain after: a. one half-life? b. two half-lives? c. after three half-lives? d. after four half-lives? Using the graph to the right, answer the following questions. 4. What is the half-life of each element? 5. Which element has the shortest half-life? 10- 6. Which element is the most unstable? How do you know? Ago 10 years ) Use the graph on the to answer the following questions. 7. How many atoms are in the original sample size of this radioisotope? 8. How long is the half-life? 9. How many atoms are left after 2 half-lives? 10. Approximately how many days would have to pass for there to be only 2.5 atoms of the sample remaining? How many half-lives? Parcent ot Oniginal Mase Romaining
can you use the fourmlas in the picture? thank you
Q2. Explain the neutrino hypothesis. How it accounted for the conservation of Energy, Linear momentum, and Spin angular momentum for beta decay process.
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