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fill in the missing particle… 237/93Np→_____+4/2He?

gen chem 2 college course talking about radiochemistry

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When an alpha particle is emitted, the mass number (the top number) goes down by 4 and the atomic number (the bottom number) does down by 2. When atomic number changes, we need to find the symbol for the new atom : 237/93Np → 233/91Pa + 4/2He... Show More

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