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23 Nov 2019
Which of the following statements are true about nuclei and thenuclear force?
1)The nuclear force is a short-range repulsive force.
2)The nuclear force is weaker than the electric (Coulomb)force.
3)The mass number (A) indicates the number of nucleons in anucleus.
4)Isotopes are nuclei that have the same number of neutrons, butdifferent numbers of protons.
5)There are Z protons in a nucleus (where Z is atomicnumber).
6)The chemical symbol is determined by the atomic mass number, A.
Which of the following statements are true about nuclei and thenuclear force?
1)The nuclear force is a short-range repulsive force.
2)The nuclear force is weaker than the electric (Coulomb)force.
3)The mass number (A) indicates the number of nucleons in anucleus.
4)Isotopes are nuclei that have the same number of neutrons, butdifferent numbers of protons.
5)There are Z protons in a nucleus (where Z is atomicnumber).
6)The chemical symbol is determined by the atomic mass number, A.
8 Dec 2021
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Jean KeelingLv2
18 Jan 2019
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