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An isotope of indium has 77 protons and 115 neutrons. What is the mass number of this isotope

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10y ago
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14y ago

This isotope is 223Rn with the Atomic Mass 223 [exactly 223,02179(32)].

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11y ago

114.82

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Q: An isotope of radon has 86 protons and 137 neutrons what is the mass number of this isotopes?
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Related questions

What are elements with identical number for protons and different number of neutrons called?

The answer you are looking for is "isotopes" HOWEVER, please note you CAN NOT HAVE 2 elements with the same number of PROTONS. This is because the number of protons DEFINES an element. Isotopes are the SAME element but with differing numbers of neutrons.


What are the Atoms with the same number of protons but different number of neutrons?

isotope


Isotopes have the same number of but different numbers of?

The number of protons (and electrons in a neutral atom) is identical. The number of neutrons is different for each isotope.


What do isotopes and nucleus have in common?

All the isotopes of a chemical element have the same atomic number, number of protons and number of neutrons.


Atom of same element with different number of neutrons?

Isotopes have the same number of protons but different number of neutrons. Carbon has several isotopes: carbon-12, carbon-13, carbon-14, etc. They all have 6 protons but their mass and physical properties change due to the number of neutron.


How may protons neutrons and electrons In lawrencium?

Number of neutrons = Atomic mass of an isotope - Atomic number of the element; the atomic number of Lr is 103. Lawrencium has many isotopes and each isotope has a different number of neutrons.


Is the is the sum of the numbers of protons and neutrons in an isotope of the element?

Isotopes involve different atomic masses. It is sum of number of protons and neutrons.


WHAT Equals the sum of the number of neutrons and protons in an isotope?

The atomic mass equals neutrons and protons. This is true in non isotopes as well.


What is isotope in organic chemistry?

Isotopes are atoms with a different number of neutrons but with the same number of protons.


Element francium has how many protons and neutrons?

Francium has 87 protons; the number of neutrons is different for each isotope and francium has approx. 40 isotopes and isomers. Number of neutrons = Atomic mass of the isotope - 87


Approximately how many protons and neutrons are in the element uranium?

All the isotopes of uranium contain 92 protons; the number of neutrons is variable for each isotope: Number of neutrons = Atomic weight of the given isotope - 92


What is the symbol of barium and number of neutrons?

The symbol is Ba. The number of neutrons equal the number of protons.