A certain radioactive substance decays at a rate of 5% per year. If you start with 200 grams, how much will remain after 10 years?

Sun, 03 May 2026 11:35:04 +0000

**Why 5% Yearly Decay of a Radioactive Substance Matters Now—And How 200 Grams Fade Over a Decade** Curious about how materials lose their potency over time? Ever heard of a substance that quietly degrades at 5% annually? That’s exactly what happens with a specific radioactive material, prompting growing attention across the U.S. scientific and industrial communities. If you begin with 200 grams, understanding its half-life behavior reveals a compelling decay pattern with tangible real-world implications. This slow, steady transformation reveals both stability and fragility—key insights for anyone tracking radioactive decay in research, manufacturing, or regulatory contexts. With increasing interest in safe material management, understanding decay rates is essential. Whether relevant to medical isotopes, industrial tracers, or nuclear research, the linear loss model offers a predictable benchmark for planning and risk assessment. So as 200 grams diminish over a decade, the math behind their survival becomes more than a formula—it’s a foundation for informed decision-making. ### Why This Radioactive Substance Decays at 5% Per Year?