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8879

幫幫我! 普化-核化學 ,求質量?

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Original mass of P-32 in the sample = 175 x [32/(23x3 32 16x3)] = 33.94 gNo. of half-lives of 35 days = 35/14.3Mass of P-32 left after 35 days = 33.84 x (1/2)^(35/14.3) = 6.2 mg 參考資料 老爺子
To 老爺子題目中的left 該翻譯成什麼??No. of half-lives of 35 days = 35/14.3

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