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15 cards from this deck
Total protons + neutrons in nucleus
Number of protons in nucleus
Mass number & atomic number stay same on both sides
Number of protons
2 protons and 2 neutrons
\ce24He\ce{^4_2He}\ce24He
Decreases by 4
Decreases by 2
Turns into a proton
Increases by 1
No change (stays same)
Turns into a neutron
Decreases by 1
No, element remains unchanged
Both unchanged (0)
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