State on use of radioactive isotopes in medicine.

State one use of radioactive isotopes is industry.

In which of the following we don't use a radioactive isotope :

(a) What are radioactive isotopes ? Give two examples of radioactive isotopes (b) Give any two uses of ratioactive isotopes (c) An element Z contains two naturally occuring isotopes ._(17)^(35) Z and ._(17)^(37)Z . If the average atomic mass of this element be 35.5 u, calculate the percentage of two isotopes.

State one use of enzyme streptokinase in medicines.

The total number of isotopes of hydrogen and number of radioactive isotopes amonge them, respectively, are :

After 24 hour, only 0.125" g" out of the initial quantity of 1 g of a radioactive isotope remains behind. The half-life period of the radioactive isotope in hours is

Which of the following radioactive isotopes is used in the detection of thyroid cancer?

Whch of the following radioactive isotope is used in the detection of thyroid cancer