1. Home
  2. questions

Filters

Found 1 Question

Set Default
Exams
Subjects
Topics

List of practice Questions

The half-life of radioactive isotope Zn$^{65}$ is 245 days. Find the time after which activity of Zn sample remains 75% of its initial value.
  • JEE Main - 2026
  • JEE Main
  • Chemistry
  • Radioactivity
contact us
terms & conditions
Privacy & Policy
© 2026 Patronum Web Private Limited