Question
Asked Jan 24, 2020
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Choose the BEST answer to the following.

When an element ejects an alpha particle, the mass number of the resulting element

(a) reduces by 2.

(b) reduces by 4.

(c) increases by 2.

(d) increases by 4.

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Expert Answer

Step 1

Generally nuclear decay changes the number of protons in the nucleus of an atom and changes the element also. For example an alpha part...

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Physics

The Nucleus

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