The radio iostope, tritium `(H^(3))` has a half life of 12:3 yr. If the initial amount of tritum is 32 mg, how many milligrams of it would remain after 49.2 yr?

The radioisotope , tritium (""_(1)^(3)H) has a half-life of 12.3 years. If the initial amount of tritium is 32 mg , how many milligrams of it would remain after 49.2 years ?

The radioactive isotope tritum ( ""_(3)^(1)H) has a half life 0f 12.3 years. IF the initial amount of tritium is 32 mg, how many milligrams of it would remain after 49. 2 years ?

The radio isotope, tritium (""_(1)^(3)H) has a half life period of 12-3 years. If the initial amount of tritium is 32 mg, how many milligrams of it would remain after 49-2 years?

The half-life of radioactive material is 3 h . If the initial amount is 300 g , then after 18 h , it will remain

A radioisotope has half life of 10 years. What percentage of the original amount of it would you expect to remain after 20 years?