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{}_{20}Ca^{40} + X → _{21}Sc^{43} + _{1H^{1. }THEN WHAT IS THE 'X' } electron positron alpha particle proto |
| Answer» {}_{20}Ca^{40} + X → _{21}Sc^{43} + _{1H^{1. }THEN WHAT IS THE 'X' } electron positron alpha particle proto | |