A new (imaginary) element has been discovered.  It exists in three naturally occurring isotopic forms. ISOTOPE Mass (amu) Abundance (%) Isotope 1 300.163 15.525 Isotope 2 302.635 20.919 Isotope 3 305.492 63.556 Calculate the mass for the element as it would appear in the periodic table.  Report your answer to two decimal places.

Q: An element has two naturally occurring isotopes. Isotope 1 has a mass of 184.9530 amuamu and a…

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Q: The two naturally occurring isotopes of element X are ^18X (80%) and ^19X. What is the average…

A: Average atomic mass: The average atomic mass of an element is the sum of the masses of its isotopes,…

Q: 2. Use the following table of bundances and masses of the five aturally occurring titanium isotopes…

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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: a)Silver is composed of two naturally occurring isotopes: Ag-107 (51.839%) and Ag-109. The ratio of…

A: In isotopes of any element, number of protons are equal but number of neutrons are different. They…

Q: An element has two isotopes. One isotope has a mass of 63.22g. The other has a mass of 67.88g. If…

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Q: There are two naturally occurring isotopes of chlorine. 35 Cl has a mass of 34.9689 u. 37 Cl has a…

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Q: Gallium has two naturally occurring isotopes with the follow- ing masses and natural abundances:…

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Q: Boron (BB)  has two naturally occurring isotopes: BB-10, which has a percent abundance of 19.88 %%…

A: The above mentioned question is explained below :

Q: In nature, the element X consists of two naturally occurring isotopes. 107X with abundance 55.84%…

A: Given : There are two naturally occurring isotopes of element X. Abundance of isotope 1 i.e 107X =…

Q: On another planet, the isotopes of titanium have the given natural abundances. Abundance Mass (u)…

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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: 7. An element exists as 3 stable isotopes in nature. The isotopic masses (in amu) and percent…

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Q: Back on planet Earth, elements have different isotopic distributions. The atom Chlorine ( Cl ) has…

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Q: A robot spacecraft returned samples from the planetesimal 98765 ALEKS, located in the outer Solar…

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Q: An element has two isotopes. One isotope has a mass of 63.22 g. The other has a mass of 67.88 g. If…

A: An isotope of an element contains different number of neutrons in their nucleus. That is, isotopes…

Q: Based on the following data obtained from a mass spectrometer for an element, calculate the atomic…

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Q: Write the atomic symbol for the isotope with mass number 84. Express your answer as an isotope.…

A: An atom is made up of electrons, protons, and neutrons. The nucleus of the atom contains the…

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

A: We will calculate the natural or relative abundance of Boron isotopes. we will apply simple mole…

Q: An object is put into a graduated cylinder with 50.0 mL of water.  The two together take up a volume…

A: We need to calculate the density using the given data and then compare it with given density of all…

Q: The natural abundance of the three stable isotopes are 90.92% isotope A (19.9924 amu), 0.3104%…

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Q: What is the relative atomic mass of the element that consists of the following isotopes in the…

A: Given,

Q: A compound containing only carbon and hydrogen has a carbon-to-hydrogen mass ratio of 11.89. Which…

A: The solution of this question is given below-

Q: An imaginary element (x) on Mars is composed of two isotopes, 54.93% of isotope x-34 with a mass of…

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Q: Magnesium has three naturally occurring isotopes, 24Mg (isotopic mass = 23.9850 amu, abundance =…

A: Given data contains, Isotopic mass of 24Mg is 23.9850 amu. Abundance of 24Mg is 78.99%. Isotopic…

Q: A certain element has two naturally occurring isotopes. The atomic mass of isotope 1 (58.7461 %…

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Q: This exercise will lead you to verify that the average atomic mass of magnesium is 24.31 amu, based…

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Q: There are 1.699 x 1022 atoms in 1.000 g of chlorine.  Assume that chlorine atoms are spheres of…

A: Number of atoms in 1 g chlorine = 1.699 × 1022 atoms Number of atoms in 0.5 g chlorine = 0.5 × 1.699…

Q: The most abundant isotope of Hydrogen has a mass of 1 amu.  Therefore, the average atomic mass on…

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Q: An unknown element is determined to have two naturally occurring isotopes. Isotope 1 has a mass of…

A: Average atomic mass of an element having two isotopes is given by the addition of atomic masses of…

Q: There are only two naturally-occuring stable isotopes of lithium. The mass and natural abundance of…

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Q: Which orbital is lower in energy in a many-electron atom? 4s O 3s X S

A: Energy of sub orbitals are gone by above principle and (n +l)rule

Q: An element exist as 3 isotopes in nature. The isotopic masses (in amu) and percent abundance’s are…

A: The average atomic mass of element is equal to the product of the masses of the isotope and its…

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

A: In order to calculate relative atomic mass, simply multiply each isotopic mass by the percentage…

Q: 2. Suppose an element consisted of three naturally occurring isotopes. The reported average mass for…

A: The study of isotopes and their contributions to the overall properties of elements is a fundamental…

Q: The natural abundances and isotopic masses of the element neon (Ne) areIsotope               %…

A: Average atomic mass is equal to the product of % abundance and isotopic mass. Average atomic mass is…

Q: A certain element XX has four isotopes. 5.845% of XX has a mass of 53.93961amuamu.…

A: Average mass of an element is defined as the atomic mass of the element calculated by multiplying…

Q: A robot spacecraft returned samples from the planetesimal 98765 ALEKS, located in the outer Solar…

A: The elements which have same atomic number but different atomic masses are known as…

Q: A robot spacecraft returned samples from the planetesimal 98765 ALEKS, located in the outer Solar…

A: IsotopeMass (amu)Relative abundance114Sn124Sn

Q: A hypothetical element has only 3 isotopes, with the following masses: Isotope 1:  44.98 u Isotope…

A: Isotopes are the elements which have same atomic number but exhibits different mass number. To…

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

A: Isotopes are pairs of compounds that have same atomic number but different mass numbers.As the…

Q: new (imaginary) element has been discovered.  It exists in three naturally occurring isotopic forms.…

A: . Suppose an Element 'Y' consistof three isotopes :-    Isotopes mass amu      abundanceY.      X1…

Q: On another planet, the isotopes of titanium have the given natural abundances. Mass (u) Isotope 46TI…

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Q: OBo and F have the same number of neutrons. O"c and "N are isotopes of each other because their mass…

A: Atomic number = number of protons =number of electrons (for neutral element) Atomic mass = number of…

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.…

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Q: An unknown element is determined to have two naturally occurring isotopes. Isotope 1 is 68.11%…

A: Given,Isotope 1 is 68.11% abundant and has a mass of 68.925580 amu, and isotope 2 has a mass of…

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.