Choose one radioisotope and expalain its hazards and uses. b.) Give the A/Z and symbol-mass format of Bromine, Chlorine, Platinum, and Uranium.

Q: NUCLEAR CHEMISTRY: Consider the nuclei 1150Sn. Determine its mass defect in kilograms if its atomic…

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Q: 1.Which of these is a description of nuclear fission?

A: A is correct option.

Q: NUCLEAR CHEMISTRY: Consider the nuclei 117, 50 Sn. Determine its mass defect in kilograms if its…

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Q: 35. Who discovered the neutron? J. J. Thompson Ernest Rutherford James Chadwick Marie Curie A B C

A: The essential nature of the atomic nucleus was established with the discovery of the neutron by…

Q: A neutron and a proton combine to form a nucleus why does the mass. Of the nucleus differ from the…

A: Given: A neutron and a proton combine to form a nucleus. And the mass of the nucleus differ from the…

Q: Boron has 2 commonly occurring isotopes. 19.9% of Boron atoms have 55 neutrons and 55protons,…

A: We have to calculate the expected mass of B.

Q: 85 11. For the Isotope 38Sr A. What is the atomic number? B. What is the mass number? C. What is the…

A: The given symbol for isotope is 8538Sr A) The atomic number is represented by the subscript.     The…

Q: The cobaltisotope(t1 / 2 = 5.28yr) C^60is produced at a rate of 10 ^ 12atom / sec for a period of…

A: Given that, t1/2 = 5.28 year = (5.28×365×24×3600) s Hence, disintegration constant = λ =…

Q: 2/17/2021 Chapter 2 Concept Check on Atoms and Isotopes Chapter 2 Concept Check on Atoms and…

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Q: an isotope with 25 electrons and 28 neutrons Express your answer as an isotope. ΑΣφ DA chemical…

A: Part C An isotope with 25 electrons and 28 neutrons:

Q: Why the concept of atomic number compared to fingerprint?

A: The smallest unit of ordinary matter that forms a chemical element is known as an atom. Every…

Q: Determine the number of protons and neutrons in uranium-235. Enter your answers numerically…

A: As we know that atomic number of the element equals the number of protons.  For uranium-235, Atomic…

Q: NUCLEAR CHEMISTRY: Consider the nuclei 117, 50Sn. Determine its mass defect in kilograms if its…

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Q: Enter your answer in scientific notation. Be sure to answer all parts.   The radius of a uranium−235…

A: We have to calculate the density of nucleus.

Q: - Part C What is the symbol for the isotope of 55 Fe that possesses 31 neutrons? Express your answer…

A: Isotopes are defined as same element having same number of proton but different number of neutron in…

Q: The isotope with 15 protons and 14 neutrons is? The isotope with 9 protons and 8 neutrons is? The…

A: As we know, Mass number of an atom = number of protons +the number of neutrons Atomic Number of an…

Q: The three nuclei 14C, 15N, and 16O have the same number of what types of particles

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Q: Consider two isotopes Fe-54 and Fe-56.(a)Write the nuclear symbol for both isotopes.(b)How do they…

A: (A) The atomic number (Z) of iron is 26. The mass number(A) of Fe-54 is 63. Also, the nuclear symbol…

Q: NUCLEAR CHEMISTRY: Consider the nuclei Sn with an atomic number of 50 and mass number is 117.…

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Q: How many milligrams of a 40 mg sample of cesium-137 remain after 120 years? Express the mass to two…

A: The half life of Cs -137 is about 30.17 yrs.   The radioactive decay follows first order kinetics

Q: A sample of the nonexistent element mythium consists of 25.59% of an isotope with mass number 580,…

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Q: Which demonstrates the existence of isotopes? a. 18 Ar and K b. ºC and EN c. 23 Th and 23 Th d. 7Z1…

A: Isotopes : Two or more forms of the same element that contain same atomic number (same number of…

Q: What is relative abundance

A: Given question is :  What is relative abundance = ?

Q: The element uranium (U) can undergo both nuclear and chemical reactions. In power plants, the…

A: Uranium reactivity increases with increasing temperature whereas, in a nuclear reaction, the heat is…

Q: What is the zone of stability? What are three decay processes that help an isotope get to the zone…

A: Zone of stability or band of stability is the region in the plot of number of protons versus number…

Q: NUCLEAR CHEMISTRY: Consider the nuclei 117, 50Sn. Determine its mass defect in kilograms if its…

A:

Q: Write the isotopic symbol for Lead-206.

A: • We need to write the isotopic symbol for Lead-206

Q: In any neutral Adam there are equal numbers of? A. Neutrons and electrons B. Protons and neutrons…

A: Neutral atom are those having not any charge. They are wholely neutral

Q: Indi cate of protons and neutrons in the following nuclei: the number b) 201 Hg

A:

Q: Sample

A: Given data set: Initial mass of the radioactive metal = 1024 grams Final mass of the radioactive…

Q: NUCLEAR CHEMISTRY: Consider the nuclei 11750Sn. Determine its mass defect in kilograms if its atomic…

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Q: Part D an isotope with a mass number of 52 and 28 neutrons Express your answer as an isotope. ΑΣφ ?…

A: Write the symbol of the given isotopes ----

Q: graphical information (socioeconomic background, family, education), his inital research focus, and…

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Q: For each pair of elements listed, predict which one has more stable isotopes:(a) I or Sn(b) Ga or…

A: To solve this problem, we need to know the ratio:

Q: Radioactive sodium-24 is used to treat leukemia.  If a patient must receive 190 µCi/kg and the…

A: Radioactivity is a spontaneous process in which an unstable nucleus ejects small energetic particles…

Q: An atom of a carbon-14 isotope would contain how many protons, neutrons, and electrons?

A: The correct answer is given below

Q: NUCLEAR CHEMISTRY: Consider the nuclei 117, 50 Sn. Determine its mass defect in kilograms if its…

A: Mass defect is the difference between actual mass of an atom and total mass of nucleons (neutrons +…

Q: Describe an alpha particle. What nucleus is it equivalent to? •    Describe a beta particle. What…

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Q: What is the symbol of the atom obtained by adding one proton to 2°N.? Express your answer as an…

A: Determine the symbol of the given conditions in the question-

Q: Negatively charged particles of radiation emitted from the decay of radioactive substances are known…

A: A) Protons : It is one of the fundamental particle of an atom. It is basically  positively charged…

Q: An atom has a diameter of 1.50 Å and the nucleus of that atom has a diameter of 3.00×10−5 Å.…

A:

Q: an oxygen atom with 10 neutrons Express your answer as an isotope. ΑΣφ DA chemical reaction does not…

A: The correct answer is given below

Q: How can isotopes be used to identify the general region of a person’s place of residence?

A: Every organic and inorganic contains certain stable isotopes in different abundance. Isotope…

Q: Consider to isotopes Fe-54 and Fe-56. a. write the nuclear symbol for both isotopes. b. how do…

A: The given isotopes of iron are - Fe-54 and Fe-56 In the given information Fe represent the atomic…

Q: NUCLEAR CHEMISTRY: Consider the nuclei Sn with an atomic number of 50 and mass number is 117.…

A: Given: Mass of proton (mp) = 1.0073amu Mass of neutron (mn)=1.0087amu Mass of atom = 116.986 amu

Q: Element X has two isotopes. The first isotope has a natural abundance of 80% and has a mass of 60…

A: Given : Abundance of first isotope = 80% Mass of first isotope = 60 amu Abundance of second isotope…

Q: The flying out of BB's out of the petri dish in the isotope experiment, represented O a. ice cores O…

A: Isotopes are elements which have the same number of protons as the corresponding element in the…

Q: In 1909, a team of British scientists led by Ernest Rutherford, carried out the Gold Foil Experiment…

A: Gold Foil Experiment helped to determine the arrangement of particles in the atom.

Q: Naturally occurring uranium has three isotopes. Calculate the atomic mass of uranium with these…

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.