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Type: Multiple-Choice
Category: Kinetics and Equilibrium
Level: Grade 11
Author: TJLCipriano
Created: 3 years ago

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Kinetics and Equilibrium Question

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Grade 11 Kinetics and Equilibrium

The first order decomposition of some radioactive isotope is typically 3 days. Approximately how many percent of the original substance will have decayed after 12 days have passed?
  1. 90 percent
  2. 92 percent
  3. 94 percent
  4. 96 percent