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The three stable isotopes of neon: ""(10...

The three stable isotopes of neon: `""_(10)^(20)Ne,""_(10)^(21)Ne and ""_(10)^(22)Ne` have respective abundances of 90.51%, 0.27% and 9.22%. The atomic masses of the three isotopes are 19.99 u, 20.99 u and 21.99 u, respectively. Obtain the average atomic mass of neon.

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20.18 u
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NCERT GUJARATI-NUCLEI-EXERCISE
  1. (a) Two stable isotopes of lithium ""(3)^(6)Li and ""(3)^(7)Li have re...

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  2. The three stable isotopes of neon: ""(10)^(20)Ne,""(10)^(21)Ne and ""(...

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  3. Obtain the binding energy (in MeV) of a nitrogen nucleus (""(7)^(14)N)...

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  4. Obtain the binding energy of the nuclei ""(26)^(26)Fe and ""(83)^(209)...

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  5. A given coin has a mass of 3.0 g. Calculate the nuclear energy that wo...

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  6. Write nuclear reaction equations for {:((i) a-"decay of " (88)^(226)...

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  7. A radioactive isotope has a half-life of T years. How long will it tak...

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  8. The normal activity of living carbon-containing matter is found to be ...

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  9. Obtain the amount of ""(27)^(60)Co necessary to provide a radioactive ...

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  10. The half-life of ""(38)^(90)Sr is 28 years. What is the disintegration...

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  11. Obtain approximately the ratio of the nuclear radii of the gold isotop...

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  12. Find the Q-value and the kinetic energy of the emitted a-particle in t...

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  13. The radionuclide ""^(11)C decays according to ""(6)^(11)C to ""(5)^(...

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  14. The nucleus ""(10)^(23)Ne decays by beta^(-)– mission. Write down the ...

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  15. The Q value of a nuclear reaction A + b to C + d is defined by Q =...

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  16. Suppose, we think of fission of a ""(26)^(56)Fe nucleus into two equal...

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  17. The fission properties of ""(94)^(239)Pu are very similar to those of ...

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  18. A 1000 MW fission reactor consumes half of its fuel in 5.00 y. How muc...

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  19. How long can an electric lamp of 100W be kept glowing by fusion of 2.0...

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  20. Calculate the height of the potential barrier for a head on collision ...

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