Which nucleus completes the following equation? 212 86 Rn-> 4 2 He+?

asked Apr 25, 2023 159k views

12 votes

Which nucleus completes the following equation?
212 86 Rn-> 4 2 He+?

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7 votes

Answer:

Step-by-step explanation:

208+4=212

84+2=86

The correct answer is A

Arrya Regan answered Apr 29, 2023

7.5k points

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