Sample Questions

Subject : Chemistry

1. The half-life of a radioactive isotope is three hours. If the initial mass of the isotope were 256 g, the mass of it remaining undecayed after 18 hours would be

8.0 g

12.0 g

16.0 g

4.0 g


Your Answer =

Answer / Explanation:

Previous     Next

Copyright © Anand Software and Training Private Limited.