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What is the approximate half-life of uranium-238?
The approximate half life of Uranium 238 is 4.5 x 109 years.
What is the final product of uranium 238?
Uranium 238 is a natural isotope of uranium, non-fissionable with thermal neutrons, with an atomic mass of 238,050 788 247 ± 0,000 002 044 u.a. and a half life of 4,468 x 109 years, atomic number 92. Natural uranium contain 99.2745 % U 238 (atomic); the desintegration of U 238 is alpha type.
Examples of radioisotope and their half life?
The half life of the radioactive isotope of iodine comes into play when it is being prescribed as treatment for some thyroid conditions. In order for the material to be of the correct strength, it has to be prepared, delivered and administered at just the right time.
The characteristic of the radioactive isotope uranium-238 that makes this isotope useful for accurately dating the age of a rock is the isotope's BLANK?
The characteristic of the uranium-238 isotope that makes it useful for dating rocks is its long half-life of about 4.5 billion years. This allows for accurate dating of rocks that are billions of years old.
What is halflife of uranium?
Uranium has 29 natural and artificial isotopes. Each isotope has his specific half life; for the natural isotopes the half lifes are: U 234: approx. 2.45 x 105 years U 235: approx. 7.04 x 108 years U 238: approx. 4.46 x 109 years
What is the approximate half-life of uranium-238?
The approximate half life of Uranium 238 is 4.5 x 109 years.
How do you write half life of uranium 238 as a standard number?
The half-life of the isotope uranium-238 is 4 468 000 000 years.
What is the half life of uranium 238?
The half-life of uranium-238 is about 4.5 billion years. This means that it takes 4.5 billion years for half of a sample of uranium-238 to decay into thorium-234.
What are the half lives for uranium-235 and uranium-238?
The half-life of uranium-235 is approximately 703.8 million years, while the half-life of uranium-238 is approximately 4.5 billion years.
What is the half life of uranium in common form?
The most common form of uranium is uranium-238, which has a half-life of about 4.5 billion years. This means that it takes 4.5 billion years for half of a sample of uranium-238 to decay into lead-206.
Which radioactive element has a half-life of 4.5 billion years?
Uranium
What type of radioactive decay result in uranium -238 becoming thorium 234.?
This is an alpha decay.The half-life of uranium-238 is 4,468.10ex.9 years.
What is uranium-238's half-life?
4.47 billion years
Find the age of a sample and half life of uranium 238?
The half-life of 238U is 4,468x109 years.
How long can radioactivity be on uranium?
Radioactivity can persist on uranium for billions of years, as uranium has a very long half-life. The most common isotope of uranium, uranium-238, has a half-life of about 4.5 billion years. Uranium-235, another isotope, has a shorter half-life of about 700 million years.
How much time takes uranium decays into led?
It takes billions of years for uranium to decay into lead. Uranium-238, the most common isotope of uranium, has a half-life of about 4.5 billion years, meaning it takes that long for half of a sample of uranium-238 to decay into lead-206.
What is the half-life of uranium 238?
Alpha disintegration: (4,470 ± 0,020) 109 years Spontaneous fission: (8,20 ± 0,10) 1015 years
