Chemistry, 10.09.2021 22:20, Knownothing

If the half-life of Xe-133 is 5.2 h, what will be the activity of the initially 36-mCi sample after 15.6 h? Express your answer using two significant figures.

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If the half-life of Xe-133 is 5.2 h, what will be the activity of the initially 36-mCi sample after...