What are radioisotopes ?

What is a radioisotope?

What do you mean by radioisotopes ?

What in nuclear fall out? List some radioisotopes present in th nuclear fallout?

10 g-atoms of an alpha -active radioisotope are disintegrating in a sealed container. In one hour the helium gas collected at STP is 11.2 cm^(2) . Calculate the half life of the radioisotope.

10 g-atoms of an alpha -active radioisotope are disintegrating in a sealed container. In one hour the helium gas collected at STP is 11.2 cm^(2) . Calculate the half life of the radioisotope.

Ten gram atoms of an alpha -active radioisotope are disintegrating in a sealed container. In one hour the helium gas collected at STP is 11.2cm^3 . Calculate the half-life of the radioisotope.

The radioisotope used in the treatment of cancer is