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ZX-111B1985502025年3月国际B卷 · 第 8 题
2025年3月国际B卷 · 原库模块 2 · Q8 原库参考解析
A researcher observes a sample of a nuclide. An exponential model estimates that the mass, in grams, of the sample decreases by 22% every 11.11 minutes. Which of the following equations could represent this model, where M is the estimated mass, in grams, of the sample t minutes after the researcher began observing the sample?
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