State the use of radioactive isotopes in agriculture.
Uses of radioactive isotopes in agriculture are:
State one use of radioactive isotopes in medicine.
(a) What are radioactive isotopes ? Give two examples of radioactive isotopes.
(b) Give any two uses of radioactive isotopes.
(c) An element Z contains two naturally occurring isotopes Z1735 and Z1737. If the average atomic mass of this element be 35.5 u, calculate the percentage of two isotopes.
State the use of radioactive isotopes in the industry?