A) 69, 172
B) 172, 69
C) 180, 70
D) 182, 68
Correct Answer: A
Solution :
\[_{72}^{180}X\xrightarrow{2\alpha }\,_{68}^{172}P\xrightarrow{\beta }\,_{69}^{172}Q\xrightarrow{\gamma }\,_{69}^{172}X\].You need to login to perform this action.
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