Suppliers of radioisotopically labeled compounds usually provide eachproduct as a mixture of labeled and unlabeled material. Unlabeled materialis added deliberately as a carrier, partly because the specific activity of thecarrier-free product is too high to be useful and partly because the productis more stable at lower specific activities. Using the radioactive decay law,calculate the following.(a) The specific activity of carrier-free [32P]-orthophosphate, in mCi/mmol.(b) The fraction of H atoms that are radioactive in a preparation of uniformlabel [3H]-leucine, provided at 10 mCi/mmol.
Radioactive decay
The emission of energy to produce ionizing radiation is known as radioactive decay. Alpha, beta particles, and gamma rays are examples of ionizing radiation that could be released. Radioactive decay happens in radionuclides, which are imbalanced atoms. This periodic table's elements come in a variety of shapes and sizes. Several of these kinds are stable like nitrogen-14, hydrogen-2, and potassium-40, whereas others are not like uranium-238. In nature, one of the most stable phases of an element is usually the most prevalent. Every element, meanwhile, has an unstable state. Unstable variants are radioactive and release ionizing radiation. Certain elements, including uranium, have no stable forms and are constantly radioactive. Radionuclides are elements that release ionizing radiation.
Artificial Radioactivity
The radioactivity can be simply referred to as particle emission from nuclei due to the nuclear instability. There are different types of radiation such as alpha, beta and gamma radiation. Along with these there are different types of decay as well.
Suppliers of radioisotopically labeled compounds usually provide each
product as a mixture of labeled and unlabeled material. Unlabeled material
is added deliberately as a carrier, partly because the specific activity of the
carrier-free product is too high to be useful and partly because the product
is more stable at lower specific activities. Using the radioactive decay law,
calculate the following.
(a) The specific activity of carrier-free [32P]-orthophosphate, in mCi/mmol.
(b) The fraction of H atoms that are radioactive in a preparation of uniformlabel [3H]-leucine, provided at 10 mCi/mmol.
Trending now
This is a popular solution!
Step by step
Solved in 5 steps
