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A positively charged particle has great difficulty penetrating a target nucleus because the target nucleus has

1.a positive charge, which repels the particle
2.a negative charge, which attracts the particle
3.the protection of surrounding electrons
4.a very high binding energy

2 Answers

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Answer:

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User Grantnz
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Answer:

1) a positive charge which repels the particle.

Step-by-step explanation:

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