Physics
Physics, 05.05.2021 23:40, pakabigail7116

A sample contains radioactive atoms of two types, A and B. Initially there are five times as many A atoms as there are B atoms. Two hours later, the numbers of the two atoms are equal. The half-life of A is 0.77 hours. What is the half-life of B in hours?

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A sample contains radioactive atoms of two types, A and B. Initially there are five times as many A...

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