📅 NSB MS 2017🎓 MS🔄 Round 13#️⃣ Question 16🌟 Bonus✍️ Short Answer
If an isotope undergoes first-order radioactive decay with a half-life of 5 years, how long will it take, in years, until only 12.5% of the isotope remains?
✔️Answer:15
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.