Consider Cr-54, Fe-54, Fe-58 and Ni-58 , which of this are isobars and which are isotopes

Q: Stuck on this question

A: Isotopes are defined as the elements with same atomic number but different mass number. For Eg…

Q: amino acid methionine is depicted in the picture.  C5H11NO2S is the molecular formula for…

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Q: As the number of protons and neutrons in the nucleus increases, clements are much less likely to…

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Q: Write the isotopic symbols in the form X-A (for example, C- 13) for the argon isotope with 22…

A: When the two Two has same no of proton but mass no is different then they are called is isotope of…

Q: The newly discovered element Nh (Nihonium), with atomic number 113, would be a member of which…

A: Atomic number of this newly discovered element Nihonium (Nh) is 113. In the periodic table, period…

Q: Define the term Neutron-to-Proton Ratio?

A: To find: The Definition of Neutron-to-proton ratio

Q: Which of the following is an isotope of 55Fe2+ 55Mn2+ 55Fe3+ 56Fe2+ 55Ni3+

A: The ion given is 55Fe2+.

Q: Discuss the significance of assigning an atomic mass of exactly 12 amu to the carbon-12 isotope.

A: The significance of assigning an atomic mass of exactly 12 amu to the carbon-12 isotope has to be…

Q: Give one example (atomic symbol and name) for each of the following. a. a main-group…

A: Hi, since you have posted multiple questions. As per our guidelines, we will answer the very first…

Q: Determine the number of protons and the number of neutrons in isotope. 20882Pb

A: In 20882Pb :

Q: What is the number of neutrons in I-131?

A: Given, Element : I-131 Number of neutrons = ? Note: In the modern periodic table, iodine (I) belongs…

Q: Which of the following is NOT a Representative Element O Ni Sn Rb Sb O Pb O

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Q: The following are selected properties of the most abun- dant isotope of a particular element. Which…

A: Concept Introduction: Atoms are made up of even smaller particles. These particles are very small…

Q: There are two naturally occurring isotopes of europium, 151Eu (151.0 amu) and 153EU (153.0 amu). If…

A: Given : There are 2 naturally occurring isotopes of europium. Mass of 151Eu = 151.0 amu Mass of…

Q: Complete the following table: (Include the word "ion.") Formula Name Cs+ Br Alpha-numer Co2+

A: the name of the following cation and anions is:

Q: 10. Which of the following choices consists of a pair of isotopes? (A) 14C and 14N (B) 2³Na and…

A: Isotopes are variants of chemical elements which differ only in the number of neutron and…

Q: Silver has two isotopes that are common  in nature. Ag - 107 and  Ag - 109. What  makesthese  two…

A: The solution is given below -

Q: in nature, element X is found as a mixture of two isotopes, one with mass number 107 and the other…

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Q: Calculate the number of protons, neutrons, and electrons in 16 g of Si-28. The isotope Si-28 has a…

A: Moles of Si present = mass of Si taken / Atomic mass of Si = 16 / 27.977 = 0.572 approx  Hence the…

Q: Determine the number of protons and the number of neutrons in isotope. 2311Na

A: The number of protons and the number of neutrons in isotope 2311Na can be identified as, Atomic…

Q: Consider an element Z that has two naturally occurring isotopes with the following percent…

A: average atomic mass= ∑%abundant×Molar mass/100 using this we can calculate the average atomic mass…

Q: "How do the isotopes of argon, Ar-36, Ar-38, and Ar-40, differ from each other? Write the nuclear…

A: Isotopes: Isotopes can be defined as one of two or more species of atom with same atomic number but…

Q: Which of the following atoms has the same number of neutrons as ⁵⁹Ni?

A: ⁶⁰Cu has the same number of neutrons as ⁵⁹Ni

Q: Write a complete nuclear symbol for a species that has 46 protons, 61 neutrons and 43 electrons:

A:

Q: On another planet, the isotopes of titanium have the given natural abundances. Isotope Abundance…

A: Titanium is an element which has symbol Ti and atomic number 22. Its atomic weight is 47.867 amu. It…

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

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Q: give isotope name and symbol of - cobalt-60, iodine-131, strontium-89, technetium-99, sodium-24

A: We have to write the isotope name and symbol

Q: Mercury has six isotopes with significant natural abundance: 198Hg (10.0%), 199Hg (16.9%), 200Hg…

A: Isotopes are elements with same atomic number but different mass numbers. Almost all elements have…

Q: Write atomic symbols for the following isotopes а. С-13 b. N-14 с. Pb-207 d. Cl-35 e. U-238 f. Cu-65

A: Atomic symbol is represented as                  zXA Where z= Atomic number  A= Mass number  And X=…

Q: Consider that element W has three naturally occurring isotopes with the following percent…

A: Given: Isotope with a mass number of 40 is 53.0% abundant; Isotope with a mass number of 44 is 27.0%…

Q: How many protons and neutrons are present in 118Sn4+?

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Q: Which statement about isotopes is false? O Radioisotopes are unstable and spontaneously emit…

A: Isotopes are atoms which have same atomic number but different mass number.so isotopes have same…

Q: The correct way to write the isotopes 2Na, AI, Kr, 19r in hyphenated form is sodium-24, aluminum-29,…

A: The correct answer about hyphen notations are given below

Q: How many protons, electrons, and neutrons, respectively, does 129Cs have?

A: Since we know that  Mass Number = Number of Protons + Number of neutrons  And  Atomic Number =…

Q: What is the Average atomic mass of an unknown element given its isotopes and their abundancies…

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Q: Consider the isotope nickel-60 which has the following nuclear symbol, nickel-60.  Which statement…

A: The nuclear symbol is 28Ni60.

Q: Calculate the atomic mass of an element Y if Y has 2 naturally occurring isotopes with the following…

A: Given Isotope Y, that has two isotope Y137 and Y129

Q: 8. Use isotope notation to show a. chromium-54 b. strontium-84

A: Isotopes can be defined as the variants of chemical elements that possess the same number of protons…

Q: There are two naturally occurring isotopes of europium, 151Eu(151.0 amu) and 153Eu(153.0 amu). If…

A: Given information:Two isotopes of europium, 151Eu (151.0 amu) and 153Eu (153.0 amu)Atomic mass of Eu…

Q: 5. Complete the table below: Symbol 206pb ?Cu²+ # Protons # Neutrons 31 52 39 76 34 # Electrons 54…

A: Mass number = mass of proton + mass of neutron Atomic number= number protons In a atom number of…

Q: Determine the number of protons and the number of neutrons in isotope. 226Ra88

A: 226Ra88 is the isotope of Radon. Now, how to determine number of protons and number of neutrons.…

Q: Which of the following statements is true for a 25Mg+2 cation? O .it has 12 protons, 10 electrons,…

A: The general notation of the symbol of an atom is: XZA Here, Z is the atomic number and A is the mass…

Q: Three unknown species (referred to as X, Y, and Z) have the following properties. Proton Neutron…

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Q: Boron occurs naturally as 10B and 11B. Which isotope is most abundant? (Refer to the Periodic…

A: Isotopes are atoms with the same number of protons, but differ in numbers of neutrons   Boron (5B)…

Q: Many hospitals use radioisotopes for diagnosis and treatment or in palliative care three…

A: 1. Iodine-131 decay: Iodine-131 has half life period of 8.06 days and it undergoes beta minus decay…

Q: Calculate the number of protons, neutrons, and electrons in 15 g of Si-28. The isotope Si-28 has a…

A: The atomic number of an atom is the number of protons present in the atom. For a neutral atom, the…

Q: Chemical formula of Mg2+ and PO43

A: Chemical formula of an ionic compound can be formed by criss-crossing the valencies of ions.

Q: Which contains 7 neutrons? B 13 28 Si

A: