Complete the sentences. 1. Big bang nucleosynthesis is the formation of new atomic nucleus from preexisting 2. is a nuclear reaction wherein light nuclei fuse together to form heavier nuclei. 3. is a form of element that has the same atomic number but different atomic mass. 4. and are isotope of Hydrogen. 5. The fusion of proton and neutron resulted to 6. The fusion of two deuterium produces 7. The fusion of deuterium and tritium resulted to . 8. The light elements formed in big bang nucleosynthesis are and 9. There are three evidences to prove that a big bang had occurred that is , and 10. The expansion of the universe means expansion of galaxies. Galaxies moves farther apart from each other proportionately in all between directions.

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A: How many half-lives have passed if about 3% (rounded) of the original parent material is left?

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Q: c).i). A 50 grams in radionuclide decays 45 grams in 240 years. What is the half- life of the…

A: Detailed solution of this question is given in below steps.

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