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Consider the decay series A → B → C → D in which A, B, and C are radioactive isotopes with half-lives of 4.50 seconds, 15.0 days, and 1.00 seconds, respectively, and D is nonradioactive. Starting with 0.86 mole of A, and none of B, C, or D, calculate the number of moles of A, B, C, and D left after 30 days.