Suppose that starting with $^{227}
_{89}$ ,the following sequence of decays occurs: first an alpha decay,then a beta-minus decay,and finally another alpha decay.What isotope is left after each one of the decays?

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The Answer of Suppose that starting with $^{227}
_{89}$ ,the following sequence of decays occurs: first an alpha decay,then a beta-minus decay,and finally another alpha decay.What isotope is left after each one of the decays?

Suppose That Starting With 89227^{227}_{89}89227​ ,The Following Sequence of Decays Occurs: First an Alpha Decay,then

Suppose That Starting With $^{227}_{89}$ ,The Following Sequence of Decays Occurs: First an Alpha Decay,then