A sample of (which decays by $\beta$-emission) has an activity of 10.0 mCi. After 6)06 d it has an activity of 7.5 mCi. The half-life of ³²P is approximately A) 3.03 d B) 7.30 d C) 12.1 d D) 14.6 d E) 24.2 d

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The Answer of A sample of (which decays by $\beta$-emission) has an activity of 10.0 mCi. After 6)06 d it has an activity of 7.5 mCi. The half-life of ³²P is approximately A) 3.03 d B) 7.30 d C) 12.1 d D) 14.6 d E) 24.2 d

A Sample of (Which Decays By β\betaβ -Emission) Has an Activity of 10

A Sample of (Which Decays By $\beta$ -Emission) Has an Activity of 10