EASY
AS and A Level
IMPORTANT
Earn 100

Table gives the masses (in u) of several particles. Avogadro constant NA=6.02×1023 mol-1. Use the table to determine to three significant figures:

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(a) the mass in $\mathrm{kg}$ of a helium- 4 nucleus.

Important Questions on Nuclear Physics

EASY
AS and A Level
IMPORTANT

Table gives the masses (in u) of several particles. Avogadro constant NA=6.02×1023 mol-1. Use the table to determine to three significant figures:

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(b) the mass in gram (g) of $1.0$ mole of uranium-235 nuclei.

EASY
AS and A Level
IMPORTANT

A nucleus of beryllium-Be410 decays into an isotope of boron by $\beta^{-}$ emission. The chemical symbol for boron is $\mathrm{B}$.

(a) Write a nuclear decay equation for the nucleus of beryllium-10.

EASY
AS and A Level
IMPORTANT

A nucleus of beryllium-Be410 decays into an isotope of boron by $\beta^{-}$ emission. The chemical symbol for boron is $\mathrm{B}$.

(b) Calculate the energy released in this decay and state its form.

EASY
AS and A Level
IMPORTANT

(a) Explain why hydrogen H11 (proton) cannot appear on the graph shown in Figure.

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EASY
AS and A Level
IMPORTANT

(b) Use Figure to estimate the binding energy of the nuclide  N714.

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EASY
AS and A Level
IMPORTANT

The mass of a48 Be nucleus is 1.33×10-26 kg. For the nucleus of Be48, determine:

(a) the mass defect in $\mathrm{kg}$

EASY
AS and A Level
IMPORTANT

The mass of a48 Be nucleus is 1.33×10-26 kg. For the nucleus of Be48, determine:

(b) the binding energy of the nucleus in $\mathrm{MeV}$

EASY
AS and A Level
IMPORTANT

The mass of a48 Be nucleus is 1.33×10-26 kg. For the nucleus of Be48, determine:

(c) the binding energy (in $\mathrm{MeV}$ ) per nucleon for the nucleus.