A samp,le of a radioactive elements that...

A samp,le of a radioactive elements that contains `1.0xx10^(3)` nuclei decays to `6.2xx10^(1)` nuclei in 10minutes. What is its specific day constant?

`6.2 min^(-1)`

`1.2 min^(-1)`

`0.28 min^(-1)`

`0.062 min^(-1)`

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