There are only two naturally-occuring stable isotopes of antimony, the masses of which are listed in the table below. Use whatever data you need from the ALEKS Periodic Table to calculate the natural abundance of each isotope and complete the table. Be sure your answers have the correct number of significant digits. natural abundance mass isotope (amu) 121, 120.90 123, Sb 122.90

Q: Antimony (Sb) has two naturally occurring isotopes: Sb-121 that has a percent abundance of 57.21%…

A: Given: Isotope of Antimony (Sb)  % abundance  Sb-121.  57.21%.  Sb-123. 42.79%.

Q: Calculate the elemental atomic mass of Mg if the naturally occurring isotopes are 24Mg, 25Mg and…

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Q: Magnesium (average atomic mass = 24. 305 amu) consists of three isotopes with masses 23.9850 amu,…

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Q: 109. Fill in the blanks to complete the table. Number of Number of Number of Symbol A Protons…

A: An element consists of three sub-atomic particles. These are protons, neutrons and electrons.

Q: The metal magnesium consists of 3 isotopes with the following atomic masses and abundances: 24Mg -…

A: Given,  24Mg - 23.99 amu (78.70%) 25Mg - 24.99 amu (10.13%) 26Mg - 25.98 amu (11.17%).

Q: There are only two naturally-occuring stable isotopes of carbon, the masses of which are listed in…

A:

Q: An element has three naturally occurring isotopes with the following masses and abundances= Isotopic…

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Q: 32. Americium­241 is used in household smoke detectors. This element has 11 known isotopes, none of…

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Q: There are only two naturally-occuring stable isotopes of copper, the masses of which are listed in…

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Q: There are only two naturally-occuring stable isotopes of antimony, the masses of which are listed in…

A: Let x be the natural abundance of 121Sb isotope. Since there are only two stable isotopes therefore…

Q: percent abundance

A:

Q: 2. Alma, the chemistry technician, was working in the lab and discovered a potentially new element…

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Q: Magnesium (average atomic mass = 24.305 amu) consists of three isotopes with masses 23.9850 amu,…

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Q: 1. Naturally occurring isotopes of copper have the following abundances: 69.17% copper- 63 and…

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Q: A sample of gallium contains two isotopes and its atomic weight is 69.72 amu. If the sample is…

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Q: Calculate the atomic mass of each of the following ele- ments using the given data for the…

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Q: An element has the following natural abundances and isotopic masses: 90.92% abundance with 19.99…

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Q: 1. Element X has 3 isotopes with masses of 15.990 amu (abundance 99.0%), 14.00 amu (abundance…

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Q: You have an unknown element consisting of two Isotopes, one with mass 36.9659 amu (24.22%), and one…

A: Given data: Mass of isotope 1 = 36.9659 amu, Percentage abundance of isotope 1 = 24.22 %, Mass of…

Q: 2.) Average Atomic Mass: Given the following data, supply the average atomic mass for the element…

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Q: The two most abundant naturally occurring isotopes of carbon are carbon-12 (98.90%, 12.000 amu) and…

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Q: Find the average atomic mass of this isotope of an unknown element. mass 1 220.9038. abundance 100%…

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Q: An element of unknown atomic mass has only two naturally occurring isotopes: 69X (68.935 amu,…

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Q: Enter your answer in the provided box. Calculate the average atomic mass of copper. The percentages…

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Q: 10. Copper has two naturally occurring isotopes, 6Cu (isotopic mass = 62.9296 amu) and 6Cu (isotopic…

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Q: The element uranium (U) has three naturally occuring isotopes, 234^U, 235^U, and 238^U. 234^U has an…

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Q: 5. A sample of Magnesium contains three isotopes and its average atomic weight is 24.35 amu. If the…

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

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Q: An element has three naturally occurring isotopes with the following masses and abundances: Isotopic…

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Q: Enter your answer in the provided box. 121 The atomic masses of the two stable isotopes of antimony,…

A: Given-> Abundance of 1=57.30% Atomic mass of 1 = 120.9038 amu Abundance of 2 = 42.70 % Atomic…

Q: An element from the Periodic Table is shown below. The atomic mass is given. A) Give the Name,…

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Q: 1. Complete the following table. Mass Number of Number of Isotope Symbol Atomic Number Isotope Name…

A: Hello. Since the question contains multiple parts, the first part is solved. In case the solution…

Q: what is the average atomic mass for a hypothetical element that has two isotopes with relative…

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Q: Is the statement inconsistent with Rutherford’s nuclear theory as it was originally stated? Why? A…

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Q: 1. Silver has two naturally occurring isotopes with the following isotopic masses: 107 107 47 Ar…

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Q: Antimony has two naturally occurring isotopes: 121Sb (isotopic mass 120.904 amu) and 123Sb (isotopic…

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Q: There are only two naturally-occuring stable isotopes of lithium, the masses of which are listed in…

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Q: An isotope of lead (Pb) has 122 neutrons. The mass number of this isotope is a. 204 b. 82 c. 288…

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Q: Question attached

A: Given that, Number of protons in Doctokumarium = 119 There are 3 isotopes present. They are:…

Q: Complete the following table: Symbol Protons Neutrons Electrons Mass Number Charge 1735CI 3064Zn 2+…

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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.